Sunday

October 4, 2015
**Algebra**

A man flies between two cities; on a windless day, he averages 120 mph round trip; on a windy day he averaged 140 mph with the wind; he averaged 100 mph against the wind; on the windy day, it took 15 extra minutes to make the round trip; what is the distance between the two ...
*Sunday, October 4, 2015 by Linda*

** Algebra **

If the angles of triangle are in the ratio of4:1:1then find the ratio in the smallest side / perimeter of the tringle
*Sunday, October 4, 2015 by Math*

**Algebra 1**

The manager of a band recommends that the band sell its CDs for $8.75. The band decides to sell the CD for p dollars. A) Write an absolute value expression that tells how far the bands price is from the recommended price. B) The band wants the price of its CD to be no more ...
*Sunday, October 4, 2015 by Ellie*

**college algebra math help**

Laura owns and operates Aunt Linda's Pecan Pies. She has learned that her profits, P(x), from the sale of x cases of pies, are given by P(x) = -x^2 + 14x + 51. a. The company will "break-even" when the profit is zero. How many cases of pies should Laura sell in ...
*Saturday, October 3, 2015 by Anonymous*

**algebra**

Solve P=2l+2w for w
*Saturday, October 3, 2015 by Michael*

**algebra**

Solve A=1/2bh for h
*Saturday, October 3, 2015 by Susie*

**algebra**

Solve y=kx for k
*Saturday, October 3, 2015 by John*

**Algebra **

Write the equation of the line that contains the indicated pair of points. Express the final equation in standard form. (Objective 3) (−3, 1) and (9, −3)
*Saturday, October 3, 2015 by April*

**Pre Algebra **

Which special version of the Pythagorean Theorem can you use to find the length of any square's diagonal, d, using only the length of its side, s? plz tell me the equation!!!
*Saturday, October 3, 2015 by Labbayk *

**Algebra**

1. Which number is equivalent to 0.3 (with a line above it)? A 1/3** B. 33/100 C. 5/6 D. 2/3 2. Jessica went to the mall and used 1/6 of her money on lunch. What is the fraction of her money expressed as a decimal? A. 0.6 (line above the 6) B. 0.7 (line above the 7)** C. 0.16...
*Saturday, October 3, 2015 by Shi Buringa*

**Algebra**

Yazmin decided to get some exercise by taking the stairs from the first to the fifth floor in her apartment building. The first time she went up the entire flight, she walked up some steps and ran up 16 steps. This took a total of 60 seconds. The second time she went up the ...
*Saturday, October 3, 2015 by Mary*

**Algebra**

A luxury car rental company charges $150 per day in addition to a flat fee of $50 for insurance. Write an equation that represents the cost, f(x), (in dollars) to rent the car for x days. This equation should be in slope-intercept form.
*Saturday, October 3, 2015 by Sarah*

**Algebra 2**

Express the product of x+1 and x+8 in standard quadratic form.
*Friday, October 2, 2015 by Anonymous *

**Algebra 2**

Did I perform this operation correctly? (a^2-b^2)/(a^2-2*a*b+b^2) /(2*a^2+5*a*b+3*b^2)/(2*a+3*b) = 1/a-b
*Friday, October 2, 2015 by Frank*

**Algebra 2**

Can this expression be factored? 4x^2+9 My homework assignment says to factor completely and this is one of the problems but I don't think this expression can be factored. Am I wrong? If so how do I factor it.
*Friday, October 2, 2015 by Judy*

**Math/Algebra**

Im stuck on two problems and would really appreciate the help. 1. y varies jointly as a and b, and inversely as the square root of c. y=28 when a=2, b=7, and c=9. Find y when a=4, b=2, and c=4 2. y varies directly as x and inversely as the square of z. y=24 when x=27 and z=3. ...
*Friday, October 2, 2015 by Jay*

**College Algebra **

find all zeros of the function 6x^3+43x^2+6x+7
*Friday, October 2, 2015 by Anonymous*

**Algebra**

A rectangular field has a total perimeter of 128 feet. The width is 24 feet less than the length. What are the dimensions of the field?
*Thursday, October 1, 2015 by Rodo*

**algebra**

How many cases would there be for an absolute value with 3 sets of absolute value symbols?
*Thursday, October 1, 2015 by carol*

**algebra**

Benjamin has $7.40 in change in his pocket, all in dimes and quarters, he has 44 coins in all. How many dimes does he have?
*Thursday, October 1, 2015 by mike *

**algebra**

Consider that the half-life of Polonium-210 is 140 days.What approximate daily percentage of decay does Polonium-210 demonstrate?% (Round to two decimals.)(Hint: use the Rule of 70 backwards by dividing by the half-life period instead of the rate.) What percentage of the ...
*Thursday, October 1, 2015 by Tristan*

**algebra 2**

Find the slope of the line passing through the points (3, -1) and (0, 8)
*Thursday, October 1, 2015 by Courtney*

**Pre Algebra **

Complete the table (Was in a table form!) Scientific Notion /// Standard Notion 1. ________________ = 62,000,000 2. -3.05*10^6 = ___________ 3. ________________ = .00000089 Simplify 4. (9.8*10^2) * (5*9*10^7) 5. (7.2*10^-5) / (4.3*10-3) My Answers:- 1. 6.2*10^7 2. -3,050,000 3...
*Thursday, October 1, 2015 by Help*

**algebra**

How many quarts of permanent anti-freeze must be added to 10% quarts of a 40% anti-freeze solution in a radiator of a truck to make a 25% anti-freeze solution?
*Thursday, October 1, 2015 by jay*

**Pre-Algebra**

Which exponent makes this statement true? One fifth to the ninth power equals five to what power? A) 9 B)-9 C) 1/9 D)-1/9
*Thursday, October 1, 2015 by Grace*

**Algebra**

Solve for p 3 (p + q) = p A. q = -2/3 = p*** B. q = -3/2 = p C. p = -2/3 = q D. p = -3/2 = q Solve for r d = rt A. r = dt*** B. r = t/d C. d/t D. r = d - t Find the width of a rectangle with a perimeter of 90 and a length of 15 A. 90 B. 15 C. 45*** D. 30
*Thursday, October 1, 2015 by Abby*

**pre-algebra**

diameter of the atomic nucleus of a lead atom is 1.75 x 10^-10
*Thursday, October 1, 2015 by jemina*

**algebra 2**

3x+y+z=14 -x+2y-3z=-9 5x-y+5z=30 linear equations solve by elimination
*Wednesday, September 30, 2015 by aaron*

**pre algebra**

robin is making bows to sell at her mothers yard sale she will use 3/4 foot of a ribbon and 2/3 of blue ribbon what is the ratio of the length of the blue ribbon to the red ribbon explain how its 2/3 to 3/4
*Wednesday, September 30, 2015 by elizabeth*

**pre algebra**

robin is making bows to sell at her mothers yard sale she will use 3/4 foot of a ribbon and 2/3 of blue ribbon what is the ratio of the length of the blue ribbon to the red ribbon
*Wednesday, September 30, 2015 by elizabteh*

**Norman**

Algebra 2 The difference of two numbers is 4. Three times the smaller minus the larger is 10. Find the numbers.
*Wednesday, September 30, 2015 by Matthew *

**algebra**

A particular style of sunglasses costs the retailer $80 per pair. At what price should the retailer mark them so he can sell them at a 20% discount off the selling price and still make 30% profit on his cost?
*Wednesday, September 30, 2015 by Dan*

**Math,Science,Algebra,Geography**

Beryl Really Likes taking care of all the details needed to finish up a project. Her Belbin Team Role is? A.)Computers/Finisher B.)Resource/Investigate C.)Sharper D.)Plant
*Wednesday, September 30, 2015 by DJ*

**Math,Science,Algebra,geography**

The 3 Letter code that summaries your 3 strongest career types is called your? A.)Holland-Code B.)Myers-Briggs Type C.)Teamwork Profile D.)Beblin Code
*Wednesday, September 30, 2015 by DJ*

**algebra**

horatio is purchasing a computer cable for $15.49. if the sales tax rate in his state is 5.25%, what is the total cost of the purchase?
*Wednesday, September 30, 2015 by tareca*

**Math,Science,Algebra,Geography**

the personality type theory that gives people codes based on their levels of four traits, including sensing-intuition or making of thinking-feeling is called the? A.)Holland Code B.)Myers-briggs C.)Beblin Roles D.)Team Work Profiles
*Wednesday, September 30, 2015 by DJ*

**college algebra**

Kiran drove from City A to City B, a distance of 242 mi. She increased her speed by 10 mi/h for the 351-mi trip from City B to City C. If the total trip took 12 h, what was her speed from City A to City B?
*Wednesday, September 30, 2015 by Maggie*

**Pre-Algebra**

1. What makes the statement true? 8^-2 =? A. 64 B. 16 C. -1/64 D. 1/64 2. What is the solution to (4 x 10^3) x (6 x 10^6), written in a scientific notation? A. 24 x 10^9 B. 2.4 x 10^9 C. 24 x 10^18 D. 2.4 x 10^10 3. What is 0.000000512 written in a scientific notation? A. 5.12...
*Wednesday, September 30, 2015 by Lilith*

**algebra **

You buy 10 gallons of ice cream for a party, how many cup sized containers can you fill with this?
*Wednesday, September 30, 2015 by Kristen*

**Algebra/Math**

What is the sum of 5/6 + 2/3? My answer is 1 1/2. Cody has 6 1/2 boxes of candy to share at a picnic. If he gives each person 1/3 of a box, how many people can receive candy? My answer is 19. Which of these are not rational? a.3 squared. b.1/5 c.9 squared d.0.25 My answer is 3...
*Wednesday, September 30, 2015 by Essie*

**algebra**

the sum of the digits of a three digit number is 14. the tens digits exceeds twice the hundred digit by one. If 3 were added to the number, the units and hundreds digit would be the same. find the number. solve H = hundred digit t in ten digit u in unit digit sum of the digits...
*Wednesday, September 30, 2015 by nancy*

**Algebra II**

Hey all. I'm trying to solve this question, but don't really understand how to do it: If (x^4)^5 = x^a for all values of 'x', what is the value of 'a'? Any help is much appreciated, thanks!
*Tuesday, September 29, 2015 by Anonymous*

**Algebra I**

If a set of ordered pairs is a function, are the ordered pairs also a relation? (Also, please explain why)
*Tuesday, September 29, 2015 by K*

**Algebra**

1\8(3d-2)=1/4(d+5)
*Tuesday, September 29, 2015 by Anonymous*

**Math/Algebra**

A painter earns $15 per hour. what is the minimum number of hours he must work to earn at least $200 write an inequality to represent this situation and solve show your work Im not sure =-=
*Tuesday, September 29, 2015 by Dawson*

**Algebra**

The path of a diver is given by y=-4/9 x^2 + 24/9x +12 where y is the height (in feet) and x is the horizontal distance from the end of the diving board (in feet). What is the maximum height of the diver?
*Tuesday, September 29, 2015 by Josh*

**Algebra**

A runner starts at the beginning of a cross country course running at a constant rate of 6 miles per hour. Five minutes later a second runner begins at the same point,
*Tuesday, September 29, 2015 by Rbg*

**algebra**

The weight of a rock sample is measured to be 2.5 pounds. What is the percent of error in the measurement?
*Tuesday, September 29, 2015 by G*

**algebra **

you are building a rock wall for a flower bed along your 38-foot long driveway. You Want the wall to be one-half of the length of the driveway with an absolute deviation of at most 3 feet. write and solve an absolute value inequality that represents the possible lengths of the...
*Tuesday, September 29, 2015 by draven*

**Algebra**

the sum of two times a number n and four less than three times the same number.
*Tuesday, September 29, 2015 by Chamar*

**algebra**

find the solutions to the equation; x^(2/5)-8x(1/5)+16=0
*Tuesday, September 29, 2015 by Ryan*

**College Algebra**

simplify expression (no negative exponents) -2^-3(xy^3)^-2/x^-1y^-3 I got 1/-8x^2y^2
*Tuesday, September 29, 2015 by Tim*

**College Algebra**

factor completely: 16x^2 + 16x-21 I got not factorable...
*Tuesday, September 29, 2015 by Tim*

**College algebra**

A seamstress is designing a triangular flag so that the length of the base of the triangle, in inches, is 7 less than twice the height h. Express the area of the flag as a function of the height. I have figured out the area, but i'm not sure what the question means when it...
*Tuesday, September 29, 2015 by Amber*

**College Algebra**

1 - 1 = 1 ______________________________________ 4x-12 2x-6 x^2-3x Solve the equation (its subtracting the first two fractions and equalling the last fraction)
*Tuesday, September 29, 2015 by Tim*

**College Algebra**

Use quadratic formula to solve: 5x^2-10x+6=0
*Tuesday, September 29, 2015 by Tim*

**College algebra**

A seamstress is designing a triangular flag so that the length of the base of the triangle, in inches, is 7 less than twice the height h. Express the area of the flag as a function of the height.
*Monday, September 28, 2015 by quel*

**College Algebra**

Consider two circles. A smaller one and a larger one. If the larger one has a radius that is 8 ft longer than the smaller one, and if the ratio of the circumference is 3:1, then what are the radii of the two circles?
*Monday, September 28, 2015 by Tim*

**College Algebra**

write in standard form a+bi: (2+3i)^3
*Monday, September 28, 2015 by Tim*

**algebra**

the difference of one more than six times a number and four more than three times the same number, using numbers 3, 5 and 7.
*Monday, September 28, 2015 by chamar*

**algebra**

solve the system using elimination 2x-5y=8 x-3y=-1 please explian step by step
*Monday, September 28, 2015 by sarah*

**algebra**

evaluate x^0 when x = negative 3
*Monday, September 28, 2015 by dina*

**algebra 2**

A snail is at the bottom of a well that is 24 feet deep. The snail can climb 2 inches each hour, but then falls back 1 inch. How many hours will it take the snail to crawl out of the well?
*Monday, September 28, 2015 by oumie ceesay*

**H S Algebra**

Kelly made a 94 and an 80 on the first two science tests. What does she need to make on the third test to have at least a 90 average in the class?
*Monday, September 28, 2015 by Norman*

**algebra**

Replace the equation in which the variable of the expression appears only once with a positive positive number for its exponent. (16x^2)/(16x^5)
*Monday, September 28, 2015 by Kaitlyn*

**pre-algebra**

-8-5y=12-9y
*Monday, September 28, 2015 by Anonymous*

**Algebra**

X+4=square root of 5
*Monday, September 28, 2015 by Carter*

**Pre-Algebra**

What is the sum of 5/6+2/3? A)1 1/3 B)1 1/2 C)1 2/3 D)1 3/4
*Monday, September 28, 2015 by Grace*

**Pre-Algebra**

At a halftime show a marching band marched in formation. The lead drummer started at a point with coordinates (-2,-5) and moved three steps up and 1 step right. Write a rule to describe the translation. What were the coordinates of the drummers final position? Please help
*Monday, September 28, 2015 by Drew*

**Algebra 1**

What are the two quantities that should be measured to find the rate at which water flows out of a shower head? Explain how the rate can be determined. Thanks!
*Monday, September 28, 2015 by Katie*

**algebra**

solve the system by substitution x+y=9000 .06x+.15y=1215 .06x+.15(x-9000)=1215 .06x+.15x-1350=1215 .21x-1350=1215 x-1350+1214.79 x+2564.79 don't look right? where did I go wrong
*Sunday, September 27, 2015 by john*

**algebra**

The ratio of the tens digit to the units digit of a two digit number is 2:3. The number that results when the digits of the original number are reversed is 27 more than the original number. Find the original number.
*Sunday, September 27, 2015 by lucy*

**College algebra**

Curt can be paid in one of two ways for the sales he generates: Plan A: 900$ per month plus 10% sales commission. Plan B: $1200 per month plus 15% commission on sales above $8,000. Assuming he always exceeds $8,000 in sales, for what amount interval of $ sales is Plan B better?
*Sunday, September 27, 2015 by quel*

**college algebra**

Marissa is designing a rectangular poster whose width is 2/3 of its height. Its perimeter will be 100 inches. what are the dimensions of the poster?
*Sunday, September 27, 2015 by quel*

**college algebra**

A freight rain leaves a station and travels north at a constant rate of 60 mph. One hour later a passenger train leaves the same station traveling north on a parallel track at 80 mph. How long will it take for the passenger train to draw even with the freight train?
*Sunday, September 27, 2015 by quel*

**Algebra II**

Hi, can someone please explain how to graph piece wise functions to me? I am extremely confused. Ex.: -x+3, if x<2
*Sunday, September 27, 2015 by Alex*

**Pre-Algebra**

You are a member of a fund raising committee for your school. The committee is sponsoring a fair. Each member of the committee has agreed to sell 50 tickets to the fair. Student tickets are $3 each and adult tickets are $5 each. Use an expression to determine how much money ...
*Sunday, September 27, 2015 by Zoe*

**Algebra I**

How would I find an absolute value inequality which x is less than or equal to 6 or x is greater than or equal to 10?
*Sunday, September 27, 2015 by Mikey*

**Algebra **

There are 25 quarts of 20% anti freeze solution in the radiator of a car. How many quarts of anti freeze must be added to make a 50% anti freeze solution
*Saturday, September 26, 2015 by Nichole*

**ALGEBRA**

A rectangular room is 4.15 meters longer than it is wide, and its perimeter is 27.9 meters. Find the dimensions of the room. The length is :-------- meters and the width is -----meters.
*Saturday, September 26, 2015 by NINA*

**algebra**

find three consecutive integers whose product is 33 larger than the cube of the smallest integer
*Saturday, September 26, 2015 by stacy*

**Algebra**

Use method II to simplify the following complex rational expression. 5-13/x-2 divided by 6/x-2-7. I'm not sure if this is the proper set up, but it's suppose to be a division on top and bottom. Please if someone could help
*Saturday, September 26, 2015 by Pam*

**algebra**

jon rented a car from a company that charged a daily rental fee and a mileage charge. He rented the car for 9 days and drove 300 miles and was charged $315. His friend Amanda later rented the same car for 5 days and drive 240 miles and was charged $186. What was the daily ...
*Friday, September 25, 2015 by alex*

**pre algebra HELP**

Can someone help me with this? I have to use order of operation with it to -12/3x(-8+(-4^2) -6)+2 My answer: -6 Is this correct???
*Friday, September 25, 2015 by Crystal X-luel*

**7th grade algebra**

plane 1 travels 600 mph. plane 2 travels 800 mph and leaves 45 minutes later. when will plane 2 pass plane 1 Not sure what formula I use.
*Friday, September 25, 2015 by Kylee*

**Math 1 Algebra**

What is 2p+4x=8 solve for x?
*Friday, September 25, 2015 by Maria*

**algebra 2**

How does writing equivalent equations help you solve a system of equations?
*Friday, September 25, 2015 by cj*

**Algebra**

tony and his sister maria have the same birthday but tony is five years older than maria let the varible x represent tonys age and y represent maris age. which graph represents the relationship between tons age and marias age?
*Friday, September 25, 2015 by angelina*

**Algebra 2**

Did I solve this problem correctly? (b-8)^2 (b)^2= b^2 (-8)^2= 64 b^2 + 64 If not how do I fix it?
*Friday, September 25, 2015 by Jenny*

**Algebra 2**

How do I solve this problem? (4x+2y)(x-3y) This is the answer I've got but I don't think it's correct: 4x*x= 4x^2 2y*-3y=-6y^2 4x^2 - 6y^2
*Friday, September 25, 2015 by Johan*

**algebra**

An initial investment of $480 is appreciated for 7 years in an account that earns 15% interest, compounded quarterly. Find the amount of money in the account at the end of the period.
*Friday, September 25, 2015 by kade*

**Algebra**

4x - 3/5 = 2/5 A. 1/5 B. 5/5*** C. 1/2 D. 1/4
*Friday, September 25, 2015 by Abby *

**Algebra**

4x - 3.5 = 2/5 A. 1/5 B. 5/5*** C. 1/2 D. 1/4
*Friday, September 25, 2015 by Abby *

**algebra 2**

an empty swimming pool is shaped like a rectangular prism with a length of 18 feet and width of 9 feet. Once water begins to be pumped into the pool, the depth of the water increases at a rate of 0.5 foot hour. write a function d(t) that gives the depth in the pool after t hours
*Friday, September 25, 2015 by kayla*

**Algebra**

A phone company offers two monthly charge plans. In Plan A, the customer pays a monthly fee of $13 and then an additional 6 cents per minute of use. In Plan B, there is no monthly fee, but the customer pays 8 cents per minute of use. For what amounts of monthly phone use will ...
*Friday, September 25, 2015 by Gilbert*

**Algebra**

A school store has1200 pencils in stock, and sells an average of 24 pencils per day. The manager reorders when the number of pencils in stock is 500. In how many days will the manager have to reorder.?
*Friday, September 25, 2015 by Step his*

**algebra**

Compare the set {-0.7,-0.6,-7/9,-2/3} P
*Thursday, September 24, 2015 by nana*

**College Algebra**

Find the time required for an investment of 5000 dollars to grow to 7900 dollars at an interest rate of 7.5% per year, compounded quarterly
*Thursday, September 24, 2015 by Marina*

**College Algebra**

A wooden artifact from an ancient tomb contains 45% of the carbon-14 that is present in living trees. How long ago, to the nearest year, was the artifact made
*Thursday, September 24, 2015 by Marina*

**Algebra**

A wooden artifact from an ancient tomb contains 45 percent of the carbon-14 that is present in living trees. How long ago, to the nearest year, was the artifact made
*Thursday, September 24, 2015 by Marina*