Tuesday

August 4, 2015

August 4, 2015

**physics**

When relaxed, an elastic cord has length L, cross section area A, mass M, and Young modulus Y. An object of mass m is hung from the ceiling using the cord. The system reaches a steady state. What is the longitudinal mass distribution lambda(z) of the stretched cord as a ...
*Saturday, December 27, 2014 by aviva*

**Physics**

Station Math Two station astronauts will each perform two 8-hour EVAs within 13 days to repair a damaged solar panel that was impacted by a micrometeoroid on the space station. What is the total amount of oxygen needed by the two astronauts to accomplish this? Please put your ...
*Saturday, December 27, 2014 by Allison*

**physics**

Two bodies of mass 3kg and 4kg are suspended at the ends of massless string passing over a frictionless pulley .the acceleration system is
*Thursday, December 25, 2014 by prakhar*

**Chemistry**

What are the different ways to split a mixture of benzene and methanol into its constituents using a 2 phase system separation ?
*Thursday, December 25, 2014 by Henry*

**Algebra 1**

A local citizen wants to fence a rectangular community garden. The length of the garden should be at least 110 ft and the distance around should be no more than 380 ft. What system of inequalities would represent the possible dimensions of the garden?
*Wednesday, December 24, 2014 by Steve*

**Continuos Quality Monitoring and Accreditation**

Adverse Event Reporting Read Chapters 5, 6, and 7 in our textbook. After reviewing this week’s required reading, consider the following scenario: You are the lead of the risk management team that has been assigned to evaluate an incident that has occurred. You will be ...
*Wednesday, December 24, 2014 by Cai*

**Algebra 1**

How many solutions does then system of equation have? y-5x = -6 and 3y-15x=-12
*Tuesday, December 23, 2014 by Steve*

**Algebra 1**

How many solutions does the system of equation have? x-4y =12 and 5x-20y =60
*Tuesday, December 23, 2014 by Steve*

**Algebra 1**

How many solutions does the system of equations have? y=4x +3 and 2y-8x=3
*Tuesday, December 23, 2014 by Steve*

**Algebra 1**

How many solutions does the system of equations have? x=-4y+4 and 2x+8y=8
*Tuesday, December 23, 2014 by Steve*

**Earth science **

TRUE OR FALSE The burning of fossil fuels cause the earth to get warmer by putting carbon dioxide in the atmosphere and the carbon dioxide traps heat. MY GUESS: TRUE Isobars help meteorologists find fronts on weather maps. MY GUESS: FALSE A CLOUD IS A COLLECTION OF WATER ...
*Monday, December 22, 2014 by Elena*

**Math and Phyics**

Mass points M and m are kept at the vertices of an equilateral triangle whose sides are of length a. 1. Find the distance between the center of mass of the system and mas point m. 2.Determine the moment of Inertia of the system about the center of mass
*Monday, December 22, 2014 by Saraf*

**Algebra 1**

When solving a system of equations, how do you determine which method to use?
*Thursday, December 18, 2014 by Steve*

**math**

Please solve the system with the elimination method. Explain each step as it is performed. 5y = x 2x - 3y = 7 Would the elimination method have been your first choice to solve this problem?
*Thursday, December 18, 2014 by cathy*

**Algebra 1**

Which method would be the simplest way to solve the system? 7x +5y = 19 -7x-2y = -16 graphing substitution elimination or distributive
*Thursday, December 18, 2014 by Steve*

**Algebra 1**

In which quadrant does the solution ofthen system fall? y=x-1 y= -3x-5
*Thursday, December 18, 2014 by Steve*

**Algebra 1**

How many solutions does this system have? *3x + 6y = 10 -3x + 6y = -4
*Thursday, December 18, 2014 by Steve*

**math**

* not multiple choice* 2/3n = 8 solving the system of equations 4x + 3y = 13 y= -x +4 * not sure how to do this the slope intercept form of the function that contains the point (-3, 2) and has a slope of -2? my answer: y= -2x + 6 -1 + 5(6-y) my answer is -y + 29
*Thursday, December 18, 2014 by Anonymous*

**reimbursement**

New medicare payments systems and implementation of SC HI both came out to the? A. Balance budget act. B. Federal act 33-2 C. Retrospective payment system D. Health maintenance organization
*Thursday, December 18, 2014 by a*

**algebra**

The Kwon family has a rainwater catchment system they use to water their garden. After 3 days without rain, the depth of water in the tank is 63 inches. After 5 days, the depth is 57 inches. What will the depth of water in the tank be after 17 days?
*Wednesday, December 17, 2014 by mazzy*

**Math**

How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. 0 B. 1 C. 2 D. Infinitely many
*Wednesday, December 17, 2014 by Anonymous*

**Cellular Anatomy/Integumentary and Musculoskeletal**

Which of the following is an accessory organ of the integumentary system?
*Wednesday, December 17, 2014 by Anonymous*

**Algebra **

Steve is driving to a ski resort. At first, he drove at a rate of 65 mph. Then a snow storm started and he had to slow down to 40 mph. In total. it took him 6 hours to drive 310 miles. Which system of equations represents this situation? A. 6x + y= 1 x + y= 310 B. x + y= 105 ...
*Wednesday, December 17, 2014 by Anonymous*

**Algebra **

How many solutions does the following system have? { 16x - 8y=20 { 4x - 2y= 5 A. O B. 1 C. 2 D. Infinitely many
*Wednesday, December 17, 2014 by Anonymous*

**Algebra **

To solve the following system of equations by elimination, which step would best to perform first? 1/2a - 1/4b = 1 1/3a + b= 3 A. Add the two equations. B. Subtract the two equations. C. Multiply the first equation by 4. D. Divide the first equation by 3.
*Wednesday, December 17, 2014 by Anonymous*

**math**

Solve the linear system graphically (Dont graph it just solve it) x+ 2y = 8 3x+ 4y = 20
*Tuesday, December 16, 2014 by Laura ♥*

**college student**

Two spheres of mass 2 kg and 3 kg are attached to the ends of a light rigid rod of length 1.0 m. What is the moment of inertia of the system about an axis perpendicular to the rod and (i) passes through the centre of the rod (ii) passes through the 2 kg sphere
*Tuesday, December 16, 2014 by saalim*

**Algebra 1**

suppose you can work a total of no more than 20 hours per week at your two jobs. Babysitting pays $5 per hour, and your cashier job pays $6 per hour. youneed to earn at least $90per week to cover your expenses. Write a system of inequalities that show s the various numbers of ...
*Monday, December 15, 2014 by molly*

**Any math tutor online? Help**

Two companies charge these rates for printing a brochure : Company A charges $175 for set up and 0.10 pet brochure Company B charges $250 for set up and 0.07 pee brochure A linear system that model this situation is C=175 + 0.10n C =250+ 0.07 Where c is the total A) graph the ...
*Monday, December 15, 2014 by Emmanuel*

**History 2**

the public school system in georgia was the result of laws passed during A. World War 1 B. The Civil War C. Reconstruction **** D. Antebellum
*Monday, December 15, 2014 by HELP MEEEEE *

**physics**

In the drawing, the weight of the block on the table is 428. N and that of the hanging block is 195. N. Ignore friction, the mass of the rope, and the mass of the pulley. Find the acceleration of the two block system in m/s2.
*Sunday, December 14, 2014 by Jill*

**Algebra**

Solve the following system of equations using the substitution method:5x-7y=-18 and 4x+3y=20
*Saturday, December 13, 2014 by Marie*

**History**

Word Box : Declaration of Independence US Constitution articles of confederation Federalist Papers Bill of Rights Washingtons Farewell Address, Albany Plan of Union, Olive Branch Petition 1.americas first government,weak, consisted of only legislative branch created during ...
*Saturday, December 13, 2014 by M*

**Physics**

A 3.32 kg mud ball has a perfectly inelastic collision with a second mud ball that is initially at rest. The composite system moves with a speed equal to one-eighth the original speed of the 3.32 mud ball. What is the mass of the second mud ball?
*Friday, December 12, 2014 by Anonymous*

**algebra**

Janel walks for x minutes and runs for y minutes for a total of 30 minutes of exercise. Ramal walks for 3 times as long as Janel but runs for half of the time she does for a total of 40 minutes of exercise. Is the system below correct for this situation? If not, why not? x + ...
*Friday, December 12, 2014 by Abigail*

**In**

ABC Company – Training Program ABC Company has 50,000 employees in its headquarters. The company wants to increase employee productivity by setting up an internal software applications training program for its employees. The training program will teach employees how to ...
*Friday, December 12, 2014 by desilva*

**Physic**

A grenade that is falling vertically explodes into two equal fragments when it is at a height of 2000 m and has a downward velocity of 60 m/s. Immediately after the explosion one of the fragments is moving downward at 80 m/s. Find the position of the second fragment and the ...
*Thursday, December 11, 2014 by kevin*

**Math**

An oil company owns two refineries. The daily production limits and operating costs for each refinery are given in the table below. An order is received for 1540 barrels of high-grade oil, 1650 barrels of medium-grade oil, and 2860 barrels of low-grade oil. How many days ...
*Wednesday, December 10, 2014 by LJ*

**physic**

A 7.28-kilogram bowling ball traveling 8.50 meters per second east collides head-on with a 5.45 kilogram bowling ball traveling 10.0 meters per second west. Determine the magnitude of the total momentum of the two-ball system after the collision
*Wednesday, December 10, 2014 by natsu*

**Physical Science**

Fill in the blanks using the correct term from the list below. Active Combustion free heating systems passive heat pump thermal energy stroke 1. A house with large windows on its south side and few windows on its other sides probably uses a(n) Blank solar heating system. 2....
*Wednesday, December 10, 2014 by Lindsey*

**physics**

Consider a system of a cliff diver and the earth. The gravitational potential energy of the system decreases by 21,000 J as the diver drops to the water from a height of 32.0 m. Determine her weight in newtons.
*Wednesday, December 10, 2014 by m*

**Biology **

"Emma has difficulty sleeping. Her doctor prescribes Deflex. Deflex is a drug which affects the nervous system. Suggest and explain how Deflex affects the nervous system to help Emma sleep." I have missed a lot of time off of school and I understand how the nervous ...
*Wednesday, December 10, 2014 by *

**Physics**

Silver pellets with a mass of 1.0 g and a temperature of 85°C are added to 200 g of water at 18°C. How many pellets must be added to increase the equilibrium temperature of the system to 24°C?
*Wednesday, December 10, 2014 by HELP*

**physics**

An amusement park ride consists of a rotating circular platform 8.09 m in diameter from which 10 kg seats are suspended at the end of 2.19 m mass less chains. When the system rotates, the chains make an angle of 14.8 ◦ with the vertical. The acceleration of gravity is 9....
*Tuesday, December 9, 2014 by Anonymous*

**Psychology**

Individuals who naturally exhibit low levels of brain arousal and nervous system reactivity are more likely to: A. Score high in measures of agreeableness B. Score low in measures of agreeableness. C. Score low in measures of sensation seeking D. Score high in measures of ...
*Tuesday, December 9, 2014 by Macy*

**chemistry**

The total phosphate concentration in a blood sample is determined by spectrophotometry to be 3.0×10−3 M. The pH of the blood sample is 7.45, What are the concentrations of H2PO4− and HPO42- in the blood? Pka for the phosphate system is 7.198
*Tuesday, December 9, 2014 by India *

**Physics**

A ball of mass m is attached to a spring with a spring constant k. The system is attached to a thin vertical axis as shown in Figure 4. In its equilibrium vertical position the spring length is L. The axis starts to rotate with a constant angular frequency ω. Find the ...
*Tuesday, December 9, 2014 by James*

**PChem**

For the gas phase reaction 2NO2 + F2 ¨ 2NO2F, the rate constant is k= 38 dm3/mol-s at 27 oC. The reaction is first-order in NO2 and first-order in F2. A) Calculate the number of moles of NO2, F2, and NO2F after 10.0 s if 2.00 mol of NO2 is mixed with 3.00 mol of F2 ...
*Tuesday, December 9, 2014 by Debora*

**physics**

Assuming 100% transfer of energy in the system, please calculate maximum KE (Kinetic Energy) that the rocket has if the rocket were to again a height of 25 meters. Rocket mass = 0.5 kilograms, and gravity = 9.8 m/s^2
*Monday, December 8, 2014 by Ella*

**physics**

A 75-g piece of aluminum at 89 °C is dropped in 1.0 L of water at 1.3 101 °C, which is in an insulated beaker. Assuming that there is negligible heat loss to the surroundings, determine the equilibrium temperature of the system
*Monday, December 8, 2014 by charles*

**Linear Algebra**

A hospital performs 3 types of operations. The first type takes 30 minutes, and they charge $500 for it. The second type takes 1 hour, and they charge $750 for it. The third operation takes 2 hours, and they charge $1000 for it. The hospital can schedule up to 30 total ...
*Monday, December 8, 2014 by Simplyh*

**linear algebra**

Bob and Doug play a lot of Ping-Pong, but Doug is a much better player, and wins 80% of their games. To make up for this, if Doug wins a game he will spot Bob five points in their next game. If Doug wins again he will spot Bob ten points the next game, and if he still wins the...
*Sunday, December 7, 2014 by jolia*

**linear algebra**

The weather on any given day in a particular city can be sunny, cloudy, or rainy. It has been observed to be predictable largely on the basis of the weather on the previous day. Specfically: if it is sunny on one day, it will be sunny the next day 1/2 of the time, and never be...
*Sunday, December 7, 2014 by jolia*

**intro to computers**

You call the help desk to report a problem you are having on your computer. The technician asks you what operating system you are running. You know it is Windows 7 but you forget which version. How can you find out?
*Sunday, December 7, 2014 by tiffany*

**statistics**

the hospital paper filing system contained 20,890 records. A total of 456 were identified as misfiled. What is the filing accuracy rate for the system? What is the percentage of misfiled records?
*Sunday, December 7, 2014 by Anonymous*

**Stats**

The Internal Revenue Service (IRS) provides a toll-free help line for taxpayers to call in and get answers to questions as they prepare their tax returns. In recent years, the IRS has been inundated with taxpayer calls and has redesigned its phone service as well as posted ...
*Sunday, December 7, 2014 by Avery*

**social studies**

1. which of the following staments would describe a reason why the confederation government was unable to help georgia solve its problems with the indians? it was too busy fighting foreign wars. the president would veto any action it took. it was a week system of government in...
*Sunday, December 7, 2014 by someone help i am new *

**chemistry**

A 5.00 liter vessel contains carbon monoxide, carbon dioxide, hydrogen and water vapor at equilibrium at 980C. The equilibrium partial pressures are 300. torr, 300. torr, 90. torr, and 150 torr respectively. Carbon monoxide is then pumped into the system until the equilibrium ...
*Saturday, December 6, 2014 by Anonymous*

**algebra**

use the elimination method to solve the system of equations. Choose the correct ordered pair. 2x+4y=16 2x-4y=0 A.(4,2) B.(2,4) C.(2,-4) D.(4,-2)
*Saturday, December 6, 2014 by regan*

**biology**

explain the vascular system in the lilac flower.
*Saturday, December 6, 2014 by MINNIE*

**Ap History**

Hi i had these questions wrong :/ The North and South held different views toward slavery in 1850. What were they? a) The North believed in a free labor system and the South believed in a slave labor system. b)The South believed that black people were inferior and the North ...
*Friday, December 5, 2014 by Quilla.*

**Biology**

what is the vascular system of the lilac flower. i tried finding some sites. some sites would help me. PLease!
*Friday, December 5, 2014 by Katherine*

**physics**

Assume that the Grand Bahama Island lies at the origin of the coordinate system shown in the diagram at below. Vector represents the hurricane's displacement at 44.5 km/h and vector represents its displacement after it shifts course three hours later and proceeds at a ...
*Friday, December 5, 2014 by pagan*

**Math please check**

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this new method. Thank you! The “Cobb-Douglas” productivity function for ...
*Friday, December 5, 2014 by Jennifer *

**chemistry**

) Indicate how each of the following errors would affect(increase, decrease, or no change) your calculated value for the molar volume of O2 at STP (assuming that you complete the expiriment otherwise correctly). In each case, explain your answer. A. Your sample was not ...
*Friday, December 5, 2014 by Anonymous*

**Calculus question please explain**

I know the answer to the first one is "e" and the answer to the second one is "a "but I have no idea why please explain how to do these two problems. I am very confused with this method. Thank you! The “Cobb-Douglas” productivity function for a ...
*Friday, December 5, 2014 by Jennifer *

**biology**

Explain the vascular system of a lilac flower Some sites would help me very much as i cant find any that explain the vascular system of the lilac flower.
*Thursday, December 4, 2014 by kai*

**Science**

If the original pressure of a system is 700 torr, temp 30 C and volume 100L, what will the final volume be if the pressure is increased to 750 torr and temperature to 37C
*Thursday, December 4, 2014 by Belle*

**Managerial Accounting**

Garcia Veterinary Clinic expects the following operating results next year: Sales (total) $600,000 Variable expenses (total) $120,000 Fixed expenses (total) $300,000 What is Garcia's break-even point next year in sales dollar?
*Thursday, December 4, 2014 by Nancy*

**Managerial Accounting**

Garcia Veterinary Clinic expects the following operating results next year: Sales (total) $600,000 Variable expenses (total)
*Thursday, December 4, 2014 by Nancy*

**algebra**

Identify the vertices of the solution region of the system of linear inequalities. (Order your answers from smallest to largest x, then from smallest to largest y.) x ≥ −2 x ≤ 3 y ≤ 5 y ≥ x (x, y) = (x, y) = (x, y) = (x, y) = Tried several times, ...
*Thursday, December 4, 2014 by Abby*

**Visual Basic**

debugging exercise: Private Sub btnItemNumber_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnItemNumber.Click Dim decCost As Decimal Dim intCount As Decimal decCost = Convert.ToDecimal(txtCost.Text) Inventory(decCost, intCount) End Sub Private Sub...
*Wednesday, December 3, 2014 by Kevin*

**social studies help assap**

which of the following effects of the french and indian war most contributed to smuggling in the colonies? increased taxes from the crown enforcement of the navigation acts presence of british soldiers in the colonies removal of the spanish from flordia which economic system ...
*Wednesday, December 3, 2014 by social studies*

**biology**

Describe the vascular system and functions of each component of the Lilac flower i tried to find some sites, but i cant find in any. So any sites would help as well
*Wednesday, December 3, 2014 by Katherine*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Wednesday, December 3, 2014 by Anonymous*

**social studies**

1.Most of the land of southeast asia is. a. below sea level, so a system of dikes is used to keep it from flooding b. contained in a vast land mass with very few bodies of water c. subject to a desert-like climate d. either part of a peninsula or part of an archipelago 2. What...
*Wednesday, December 3, 2014 by Lelo*

**physics **

The internal energy of a system changes because the system gains 180 J of heat and performs 338 J of work. In returning to its initial state, the system loses 111 J of heat. During this return process, what work is involved? If the work is done by the system, then give the ...
*Wednesday, December 3, 2014 by S*

**Managerial Economics**

Since dry cleaning produces air pollution, a small town with two dry cleaning companies has decided to regulate the dry cleaning industry. The two dry cleaning companies, Company A and Company B, currently produce 350 units of air pollution, which the town wants to reduce to ...
*Tuesday, December 2, 2014 by EJ*

**POL201**

A federal system differs from a unitary system in that: A) power is concentrated in one central government. B) sub-governments delegate power to the central authority . C) power is distributed between the central government and other governmental units. D) the central ...
*Monday, December 1, 2014 by Danelle*

**Science.. Need help ASAP!**

How is an area's topography determined? a.By using an area's longitude and latitude b.By using an area's scale c.By using an area's elevation, relief, and landforms * d.By using an area's elevation, longitude, latitude How are lakes and ponds similar? a. ...
*Monday, December 1, 2014 by Lelo*

**Science.. Need help ASAP!**

How is an area's topography determined? a.By using an area's longitude and latitude b.By using an area's scale c.By using an area's elevation, relief, and landforms d.By using an area's elevation, longitude, latitude How are lakes and ponds similar? a. ...
*Monday, December 1, 2014 by Lelo*

**Science.. Need help ASAP!**

How is an area's topography determined? 1.By using an area's longitude and latitude 2.By using an area's scale 3.By using an area's elevation, relief, and landforms 4.By using an area's elevation, longitude, latitude How are lakes and ponds similar? 1. ...
*Monday, December 1, 2014 by Lelo*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Monday, December 1, 2014 by Anonymous*

**Math**

Set up and solve a system of equations to solve the application. A rectangular area of 525 square feet is enclosed using 100 feet of fence. What are the dimensions?
*Monday, December 1, 2014 by Ashleigh*

**Chemical Engineering**

What are the ways to split a mixture of benzene and methanol into its component using a 2 phase system separation ? Thank you
*Monday, December 1, 2014 by Jadoo*

**business**

New Orleans’s Mt. Sinai Hospital is a large, private, 600-bed facility complete with laboratories, operating rooms, and X-ray equipment. In seeking to increase revenues, Mt.Sinai’s administration has decided to make a 90-bedadditiononaportionofadjacent land currently...
*Sunday, November 30, 2014 by business*

**Physics**

A puck (uniform disk) of mass m and radius r is travelingat a speed v on frictionless ice. It strikes a second identical puck a glancing blow (at point P) and sticks to it (using VelcroTM). After the collision, the two-puck-object rotates with angular velocity ω about its...
*Sunday, November 30, 2014 by Alex*

**science**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Sunday, November 30, 2014 by Jason*

**Physics**

A child of mass m is playing on a merry-go-round which has mass 6m and radius r. Assume the merry-go-round is a uniform disk. The child is standing on the edge of the merry-go-round, which is spinning with an angular speed ω1. a) What is the moment of inertia, I1, of the ...
*Sunday, November 30, 2014 by Alex*

**Physics**

A 10kg mass is located at the (1.00m)i + (2.00m)j + (2.00m)k. A 5kg mass is located at (-1.00m)i + (1.00m)j + (1.00m)k. (A) Determine the moment of inertia of this system about an axis through the origin parallel to the x-axis. (B) Determine the moment of inertia of this ...
*Saturday, November 29, 2014 by Matt*

**physics **

the input to a 93.33 efficient belt drive system is 75 kw. what is the output ?
*Saturday, November 29, 2014 by pash*

**physics**

A jellyfish can propel itself with jets of water pushed out of its bell, a flexible structure on top of its body. The elastic bell and the water it contains function as a mass-spring system, greatly increasing efficiency. Normally, the jellyfish emits one jet right after the ...
*Saturday, November 29, 2014 by Jason*

**ph**

A coin slides over a frictionless plane and across an xy coordinate system from the origin to a point with xy coordinates (3.0 m, 5.8 m) while a constant force acts on it. The force has magnitude 2.8 N and is directed at a counterclockwise angle of 100° from the positive ...
*Saturday, November 29, 2014 by rob*

**physics **

When a 1.3kg mass was attached to a spring, the spring stretched 21cm from its equilibrium position. The mass spring system was then set into oscillatory motion by providing the mass with an initial velocity. Its oscillatory motion is then described by the following equation: ...
*Thursday, November 27, 2014 by Hannah*

**Integumentary System**

What are the functions of the: Apocrine Gland Hair Follicle Wall Hair Papilla Hair Shaft Krausse Sensory Receptor Meissner Sensory Receptor Pacinian Sensory Receptor I know that the hair papilla is located in the hair bulb, which produces the har, but I was instructed that ...
*Thursday, November 27, 2014 by Salli*

**health**

Alcohol abuse ________ the immune system, which helps protect the body from infections.
*Thursday, November 27, 2014 by shandrekia*

**algebra**

Solve system of equations to model the problem then solve: The length of a rectangle is 7 inches more than the width. The perimeter is 34 inches. Find the length and the width of the rectangle.
*Thursday, November 27, 2014 by Brianna*

**Algebra**

Write a system of equations to model the problem and solve the system: The sum of two numbers is 156. What number is 28 more than the second number. What are the numbers?
*Thursday, November 27, 2014 by Brianna*

**Algebra**

Write a system of equations to model the problem and solve the system: Benjamin has nickels and dimes and his toy bank he has a total of 45 coins the total value of $3.60. How many coins of each kind does he have?
*Thursday, November 27, 2014 by Brianna*

**Algebra**

Write a system of equations to model the problem and solve the system: Benjamin has nickels and dimes and his toy bank he has a total of 45 coins the total value of $3.60. How many coins of each kind does he have?
*Wednesday, November 26, 2014 by Brianna*