# Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state this. 2x + 10y = 58 -14x + 8y = 140

91,718 questions, page 598-
## Math

Solve the simultaneous equation x+y=1 x squared + y squared=25

*asked by Greg on December 8, 2007* -
## calculus

Four out of five days were used to create a problem, how many days will it take to solve it?

*asked by Crown on February 1, 2014* -
## maths

Can someone help me to solve these questions please? 1) 3^x+1=9^x. Find the value of x. 2) find the value of m for which. 3^2M^-1=243.

*asked by mohammad on February 21, 2015* -
## trig

Solve (1+tan square A)(1-sinA)(1+ sinA)

*asked by amal on May 28, 2014* -
## algebra

Solve this quadratic equation using the quadratic formula. x^2 + 8x - 5 = 0

*asked by yelena on January 21, 2010* -
## Math

Solve for: cos (2 theta) = 2 - 2 sin^2 (theta)

*asked by Meagan on October 21, 2010* -
## math 7th grade

solve the equation 5=f-7 tell me how you get the answer i don't want just the answer i want to know how to do it

*asked by keke on September 17, 2008* -
## math

solve the logarithmic equation. log(5x+7)=1+log(x-9)

*asked by brad on December 2, 2012* -
## Math

Solve each equation by factoring: (2x+1)(3x-2)=10 How do you get -4/3 and 3/2 out of this equation? I'm so confused

*asked by Justin on October 12, 2010* -
## Math

Explain how you can solve 8x8 if you know how to multiply with 4 but not how to multiply with 8.

*asked by Bryce on September 22, 2014* -
## algebra check + help please?

How do I solve this? -90>( with an line under that sign) 4T I think you flip the sign or something? I'm not really sure.. Could someone please help?

*asked by Allyson on January 4, 2011* -
## Algebra 2

When you solve (√3n+10) - 4 = n, are the solutions n=-3 and n=-2. You don't have to reject any solutions, right?

*asked by timmy123 on October 31, 2010* -
## data management

1) solve: a) (2n+1C2) = (nC2)sqaured b) 12(nC2) = n!

*asked by jane on October 28, 2011* -
## algebra

solve 4x^2=20 find the x-intercepts of f(x)=4x^2=20 What are the solutions and what are the x-intercepts

*asked by sam on July 11, 2010* -
## math;SOS

solve the logarithmic equation. log(5x+7)=1+log(x-9)

*asked by kristina on December 2, 2012* -
## algebra

187=-17R How exactly would I solve this? Would you divide the 187 by the -17?

*asked by Allyson on October 11, 2010* -
## Algebra

(-16) - 6 + (-5) If the -16 is in ( )'s does that make it a positive 16? How would I solve this step by step?

*asked by Julie on August 22, 2018* -
## algebra 2

Solve the triangle triangle EFG

*asked by Tristan on May 5, 2010* -
## Algebra 1

Can you tell me if this is correct. Solve.x^2+6x-4=0 the answer I got is x=-3+sqrt13,-3-sqrt13

*asked by Brenna on June 30, 2008* -
## math, algebra

Can someone put this in an equation for me . I want to solve it but i just need how to set up in the equation. (80)

*asked by jasmine20 on December 18, 2006* -
## mathematical physics

Solve the initial initial value problem d^2x/dt^2+2DX/dt-3x =0, x(2π) = 0, x(2π) = 13

*asked by gourav on March 27, 2015* -
## math

Solve for x if sin2x=cos(x+30) for x [-180;180]

*asked by kim on May 19, 2013* -
## Math

Solve for 0 < θ ≤ π sin θ = sin 2θ I get (0,π/3,π,5π/3). Idk what I did wrong.

*asked by Mike on September 26, 2017* -
## Math

) In an experiment, a pair of dice is rolled and the total number of points observed. (a) List the elements of the sample space (b) If A = { 2, 3, 4, 7, 8, 9, 10} and B = {4, 5, 6, 7, 8} list the outcomes which comprise each of the following events and

*asked by Andres on March 25, 2007* -
## aig math (Ms.Sue)

At the pet store ruth bought 5 rawhide bones and 3 dog collars.She gave the cashier 90$ and received $6 in chage.If a dog collar costs 3 times as much as a bone find the cost of one dog collar. My answer is 63 am i right if not please show me why and how.

*asked by lidia on September 10, 2012* -
## sir damon help plz steve plz chip into these

An airplane ✈ makes a turn which has a banking curve of 30° to the horizontal with a radius 5m, in 10sec, what is the mass of the airplane, if it has a force of 500N. The power the plane travelled with, and what's the speed of the airplane when it made

*asked by payuto on March 15, 2017* -
## trig

if 10 students enter projects in the art show, how many different ways can they come in 1st, 2nd, and 3rd place? would you go 10^3 OR 10TIMES 3? This is not a trig question. Neither of those answers is correct. After making one of ten possible choices for

*asked by Dom on January 18, 2007* -
## How do i do this maths question??

A sector of a circle with radius r cm contains an angle of θ radians between the bounding radii. Given that the perimeter of the sector is 7cm, express θ in terms of r and show that the area is r/2(7-2r)cm square. Hence, find the maximum area of this

*asked by Danny on June 19, 2009* -
## World History

Following the deaths of Cleopatra and Mark Antony, Egypt was no longer a sovereign nation and became occupied by Rome (1). Roman law was imposed on Egypt, and it was split up into smaller provinces under Roman governors and prefects (2). Egypt became the

*asked by malia on September 29, 2017* -
## Chemistry

A mixture of H2 and water vapor is present in a closed vessel at 20°C. The total pressure of the system is 755.0 mmHg. Partial pressure of water vapor at 20°C equals 17.5 mmHg. What is the partial pressure of H2?

*asked by Katlen on December 3, 2015* -
## Chemistry(Please help)

For the system CaO(s) + CO2(g) = CaCO3(s), I added 1.00 mol of CaO(s) to 1.00L of 0.500M CO2(g) at 200 oC. At equilibrium the [CO2] = 0.150M. What is the value of Kp for this reaction? Kp would = CaCO3/(CaO)(CO2) I do not know what to do with the 0.500M

*asked by Hannah on March 14, 2012* -
## Physics

The center of gravity of a meter stick that weighs 1.950 N is at the 50.00 cm mark. A 3.54 N weight is suspended from the 20.0 cm mark and an 8.00 N weight is suspended from the 70.0 cm mark on the meter stick. Where would you place the fulcrum to balance

*asked by mssailormouth on June 30, 2019* -
## math

This year, when Latifa and Jameel add their ages, the sum is 29. Latifa's age is 10 less than twice Jameel's age. The system of equations that represents this situation is {L+J=29L=2J−10 where L is Latifa's age and J is Jameel's age. How old is Latifa?

*asked by michael on December 13, 2018* -
## statistics

On the sixth day of Statistics, my teacher gave to me, six geese-a-laying. The eggs they were a-laying were normally distributed and had a mean of 7cm and standard deviation of 2cm. What is the probability that if you randomly select one egg from each of

*asked by Anonymous on December 26, 2015* -
## Abnormal Psychology

In the “strange situation” attachment assessment technique, children with Down syndrome A. display significant distress upon separation. B. readily reach to strangers for comfort. C. show few distress signals despite an apparent need for contact with

*asked by Felicia on October 22, 2012* -
## chemistry

Calculate the volume of fuel needed for a flight if the jet fuel has a density of 0.803kg/L.First use dimensional analysis to convert liter to grams.Then substract to find how many kilograms need to be added.then convert this mass into liters,This is a

*asked by treasa on September 9, 2014* -
## Why so much school

Can anyone help me?? Suppose Ann’s bread recipe calls for 900 g of flour, 0.68 kg of sugar, 145 mg of salt, and 185 mg of baking powder. Her scale measures grams only. How can she convert each of the ingredients to equivalent measures in grams? Dont give

*asked by Pedro on October 2, 2017* -
## Stats

The census figures show that the average income for a family in a rural region is approximately $34,860 per year. A random sample has a mean income of $33,566 per year, with a standard deviation of $1,245. At a sig. level of .0.01 is there enough evidence

*asked by Jessica on May 20, 2013* -
## MATH

Write probability as fraction 1. Sam flips two coins. Find probability of 1 head and 1 tail. I think 2/4 or 1/2 2. You roll 1 number cube to show an odd number. I think 3/6 or 1/2 3. Sheila has 8 apples; 5 of them are red. I think 5/8 4. Of 12 books, 3 are

*asked by Anonymous on March 13, 2014* -
## math

ty uses 20ft of fencing to make a rectangular garden.he devides the rectangle into 4 equal squares all in 1 row.the side of each row is 2ft long.what is the area of the garden? i dont know how show representations,or write an equation for this problem

*asked by micah on November 2, 2016* -
## algebra

high school # of band memebers logan 75 Northeast 90 during the halftime show, the bands plan to march into the stadium from opposite ends using formations with the same # of rows. If the bands match up in the center of the field what is the maximum number

*asked by melony on March 11, 2008* -
## Chemistry ^.^

Hi there Can someone please show me how to draw a fully labelled diagram of atoms such as: He ( the proton number at the top is 4 and the atomic mass at the bottom is 2) I now that it would have protons and neutrons in it and the electrons would be outside

*asked by Walsh George on June 4, 2007* -
## Geometry Ratios

At the half time show during a football game, a marching band is to form a rectangle 50yards by 16yards. The conductor wants to plan out the band members positions using a 14- by 8.5-in. sheet of paper. What scale should she use to fir both dimensions of

*asked by A on March 13, 2012* -
## Statistics

On the sixth day of Statistics, my teacher gave to me, six geese-a-laying. The eggs they were a-laying were normally distributed and had a mean of 7cm and standard deviation of 2cm. What is the probability that if you randomly select one egg from each of

*asked by Anonymous on December 26, 2015* -
## chemistry

A student collected the following data for a fixed volume of gas: ￼Temperature (C) Pressure (mm of hg) 10 726 20 750 40 800 70 880 100 960 150 ??? Fill in the missing data point. Show all calculations leading to an answer. is the answer 1025 ?

*asked by Ciaria on March 12, 2015* -
## Math

A toy company has increased their size of one of their dolls. The packaging department has calculated that they need to add 3 inches to each of the dimension of the original packaging (Original height=10 in width=2.75 length=5). What is the new amount of

*asked by Ashley on April 20, 2015* -
## Science Help!

The arrows in the image show the direction in which carbon is moving. Which proces of the carbon cycle is indicated? The picture is of a wolf going after a bunny there is a building in the back with black smoke coming out of it and the arrows are point to

*asked by Callie on November 14, 2014* -
## LA the giver chapters 1-2

Which of the following is an example of a dwelling? Select all that apply. 1. a city 2. a house*** 3. a monument 4. a condominium*** Which of the following passages from the novel helps you realize that the community in which Jonas lives is not like

*asked by HELP PLEASE on May 13, 2015* -
## English

I am having trouble writing a topical outline and expanding it to a sentence for this paper: Marie Curie is best known as the discoverer of the radioactive elements polonium and radium, and is the first person to earn the honor of two Nobel prizes. Her

*asked by Erin on May 3, 2009* -
## Physics - urgent

I already asked this and was given an answer, but I don't fully understand it and so would like a further explanation. What I asked was... An electron is accelerated through a uniform electric field of magnitude 2.5x10^2 N/C with an initial speed of

*asked by Linn on April 21, 2009* -
## Social Studies

I need help checking my awnsers on a study guide for the unit test on Eurpe Today Which statement explains why the British system of government is a constitutional monarchy? A. The prime minister is chosen according to the constitution. B. The king or

*asked by Kitty Cat on May 16, 2019* -
## acc/422

Week Two Individual Assignment the Robert Hughes Hardware Company My friend Robert Hughes runs hardware business in down town Dallas. Because of competition he relies on neighborhood customers for sales. From inception of operations to December 31, 2010,

*asked by adam on October 16, 2011* -
## General Physics 1

A simple Atwood's machine uses a massless pulley and two masses m1 and m2. Starting from rest, the speed of the two masses is 4.8 m/s at the end of 5.5 s. At that time, the kinetic energy of the system is 33 J and each mass has moved a distance of 13.2 m.

*asked by Charles on July 26, 2013* -
## Problem Solving Math Question

Find the sum of all the numbers in the following array: 1 2 3 4 5 6........100 2 4 6 8 10 12 ......200 3 6 9 12 15 18 ......300 . . . 100 200 300 400 500 600 . . . 100(x)100 Can anyone help me?? I'll suggest how to solve this, but you'll need to do the

*asked by Krisy on August 27, 2006* -
## social studies(updated answers)

8.Which region of Mexico is best for growing crops? A.Baja California B.Southern Mexico Plateau (I PICK THIS) C.Yucatán D.Northwestern Mexico 9.Like the United States, the government of Mexico is A.breaking away from a one-party system. B.an established

*asked by bonn on February 25, 2014* -
## Chemistry

The vapor pressure of liquid bromine at room temp is 168 torr. If the bromine is introduced drop by drop into a closed system containing air at 775 torr, what would the total pressure (in torr) be when no more bromine vaporized and a few drops of liquid

*asked by Joseph on July 14, 2019* -
## Physics

Suppose now that the air carts below are both moving to the right initially. The cart to the left has a mass m1 and an initial speed v0; the cart to the right has an initial speed v0/2. If the center of mass of this system moves to the right with a speed

*asked by Carden on April 29, 2010* -
## physicss help!

m1 = 2.7 kg block slides on a frictionless horizontal surface and is connected on one side to a spring (k = 40 N/m) as shown in the figure above. The other side is connected to the block m2 = 3.6 kg that hangs vertically. The system starts from rest with

*asked by joe on November 2, 2011* -
## physics

m1 = 2.7 kg block slides on a frictionless horizontal surface and is connected on one side to a spring (k = 40 N/m) as shown in the figure above. The other side is connected to the block m2 = 3.6 kg that hangs vertically. The system starts from rest with

*asked by joe on November 2, 2011* -
## math

A) If the AEI increases by 3.0% a year and the RPI increases by 11.0% in the same year, then real earnings have gone down by 8% B) A new baby's parents are given £400 to invest for the baby, to be left untouched until she is 18 years old, in an account

*asked by claudia on May 16, 2007* -
## english

Please help me to correct my grammar. Thanks Exercise is bodily activity that helps for the development and maintenance of physical fitness and overall health. It strengthens musculoskeletal and cardiovascular system; even the soci-psychological aspects of

*asked by jessie on February 27, 2008* -
## Physics (Rotational Kinetic Energy)

Hello, The question is: A solid ball rolls along the floor with a constant linear speed v. Find the fraction of its total kinetic energy that is in the form of rotational kinetic energy about the center of the ball. Krot/Ktotal = ? The answer I keep

*asked by Ben on October 21, 2009* -
## Algebra

Mina's catering service is organizing a formal dinner for 280 people.The hall has two kinds of tables, one that seats 4 people and one that seats 10 people.The hall can contain up to a total of 52 tables.Write and graph a system of inequalities that can be

*asked by Keanna on October 13, 2014* -
## math

You are buying telephone equipment from a company whose prices are given in English Pounds currency. You need to purchase telephone equipment for 3 offices along with one complete switchboard system. Equipment for each office costs 100 Pounds, and the

*asked by jc on April 12, 2019* -
## MATH

A letter carrier can deliver mail to 112 homes per hour by walking and 168 homes per hour by driving. Question1: By what percent is productivity increased by driving? Question2: If a new ZIP Code system improves driving productivity by 12.5%, what is the

*asked by kik on February 8, 2014* -
## Chemistry

1)Suppose a piece of lead with a mass of 14.9 g at a temperature of 92.5 degrees is dropped into an insulated container of water. The mass of water is 165 g and its temperature before adding the lead is 20.0 degrees. What is the final temperature of the

*asked by Mike on January 7, 2008* -
## Eonomics

How do you think the Demand and Supply patterns have changed in the United states since 2008 when the recession started? I think the recession of 2008 decreased the demand of many goods especially the "Normal" goods in the country as a result the prices of

*asked by Tessy on February 16, 2016* -
## chemistry

I have been at this question for at least three hours now. Consider the chemical system below. 2 NOCl(g) 2 NO(g) + Cl2(g) K = 1.6 10-5 What is the equilibrium concentration of nitrogen monoxide, [NO], given each of these initial conditions? (a) [NOCl]0 =

*asked by Im so sick of this problem on September 12, 2011* -
## math :(

Last year you mowed grass and shoveled snow for 10 households. You earned $200 per household mowing for the entire season & $180 per household for shoveling the entire season. If you earned a total of $1880 last year, how many households did you mow and

*asked by Annie on February 9, 2010* -
## physics

At the instant a 2.0-kg particle has a velocity of 4.0 m/s in the positive x direction, a 3.0-kg particle has a velocity of 5.0 m/s in the positive y direction. What is the speed of the center of mass of the two-particle system?

*asked by ATT on April 1, 2018* -
## maths word problem help!

A and B are two alloys of gold and copper,prepared by mixing metals in the ratio 7:2 and 7:11 respectively.if equal quantity of alloys are melted to form a third alloy C.find the ratio of gold and C show working thanks GOD bless

*asked by luiz on April 8, 2016* -
## math

write as a single logarithm: -2logbase3(1/x)+(1/3)logbase3(square root of x) please show the steps to solving this. thanx. remember that 1 log (AxB) = log A + Log B (same base) 2 log (A/B) = log A - log B 3 log A^n = n log A use these three rules and it

*asked by michelle on February 25, 2007* -
## PHYSICS

Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with these. Here is problem #6: A 30 kg kid on rollerskates is moving 1 m/s. His

*asked by Anna on March 7, 2013* -
## Math

A new law requires that 12% of an individual's income be invested in the stock market. Your accounts show that you need to put $420 in the stock market this year. How much did you earn this year. A $5,040 B $350 C $504** D $3,500

*asked by Help, in a rush, need to pass. on December 7, 2016* -
## Statistics

Comcast wants to know the percent of their cable subscribers who use the internet at home. How large of a sample size should they survey to determine the proportion who use the internet within 2% and with 90% confidence interval. Please show formula when

*asked by Bryant on January 26, 2010* -
## statistics

A group of 50 teachers and school administrators attended a convention. If any two persons are picked at random, at least one of the two would be a teacher. From this information, what percentage of the people at the convention were teachers? Could someone

*asked by Katia on June 13, 2012* -
## Chem

Lewis structure of [(CH3)3O]+. Be sure to show all atoms, bonds, lone pairs, and formal charges. Convert CH3CH(Cl)CH(OH)CH3 into a skeletal structure. If you could explain it, it would help. Or somehow do some of it here and explain. Im having a lot of

*asked by Amy on September 11, 2009* -
## Payback periods

purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income taxes can you show me how to get the answer I have an answer but not sure if it is correct

*asked by Carol on February 8, 2014* -
## Payback periods

purchase price 550,000, period of useful 10 years, annual revenue 100,000,operating costs 32,000, depreciation 55,000 no income taxes can you show me how to get the answer I have an answer but not sure if it is correct

*asked by Carol on February 8, 2014* -
## MATH URGENT!!!!!!!

the will of an eccentric millionaire reads as follows: "i leave 4/17 of my estate to my son, 7/13 of the remainder to my wife, 2/3 of this remainder to my daughter, and the remaining $2million to my dog." what was the total amount of the estate? please

*asked by don on January 19, 2013* -
## geometry

the diagram show the position of a skydiver over the past 5 sec of her descent time. 0 1 20 ft every second 2 3 4 5 drag a label for the y-axis for each graph 1. Distance from ground ft 2. Distance from start ft. 3. Speed (ft. , sec ) GRAPH y 100 80 60 40

*asked by herman on November 26, 2017* -
## pre-calculus 11

I have a question that two ski decide to have a race. I need show a graph of height versus time of the two skiers going over a jump. I am assuming that both skiers graphs would be parabola's and have a maximum height with both graphs opening downward.

*asked by george on June 16, 2015* -
## Chemistry

A Gaseous mixture contains 4.08g of oxygen and 2.78g of Nitrogen a)What pressure is exerted by the mixture inside a 100.0ml metal container at 150C. b) what pressure is contributed by the oxygen? (please show steps)

*asked by cc on April 20, 2012* -
## Math Help

Hallie is trying to win the grand prize on a game show. Should she try her luck by spinning a wheel with 6 equal sections labeled from 1 to 6 and hope she gets a 5, or should she roll two number cubes and hope she gets the same number on both cubes?

*asked by asdfghjk on May 26, 2015* -
## econ - demand and supply

just a few questions that would like to double check my answer For each of the following cases, sketch a supply and demand curve for the specified industry and show how each event will shift the curves. (Be sure to label all curves)! State what occurs to

*asked by tofu on March 20, 2007* -
## Education

which of the following is not an example of typical toddler behavior? a.toddlers are fairly capable of self feeding b.toddlers don't like food mixtures c.toddlers show decided food prefrences d.toddlers present a consistently good appetite

*asked by Christopher on December 12, 2012* -
## Physics

Find the center of mass of a rectangular plate of length 28.6cm and width 14.3cm . The mass density varies linearly along the length. At one end, it is 6.79g/cm^2,at the other end, it is 35.3g/cm^2 Show steps and explanation in X and Y

*asked by Vinh on October 18, 2013* -
## Chemistry

CHCl3 + MnO4- = Cl2 + CO2 + Mn+2 Balance the above with half reactions in acidic medium. For the above reaction, can you please show the half reactions...which is getting oxidised...both C and Cl's oxidation # are changing showing both getting

*asked by Maria on September 16, 2016* -
## physics

While sitting on a tree branch 10.0 m above the ground, you drop a chestnut. When the chestnut has fallen 2.0 m, you throw a second chestnut straight down. What initial speed must you give the second chestnut if they are both to reach the ground at the

*asked by jawn on August 27, 2009* -
## hca230 >> Sara

I've removed your complex final project post for several reasons. First, we don't have access to Appendix A. Second, you've given us no indication of what you've done nor how you want us to HELP you. Since this is your final project for this class, you

*asked by Ms. Sue on May 22, 2009* -
## Math - gr.11

A tunnel with a parabolic arch is 12m wide. If the height of the arch 4m from the left is 6m, can a truck that is 5m tall and 3.5m wide pass through the tunnel? Can someone please help me with this? and could you show me steps how you got the answer, i

*asked by Mae on October 27, 2008* -
## Physics

Help!! I would greatly appreciate help with this question. Consider a pulse of laser light aimed at the Moon that bounces back to Earth. The distance between Earth and the Moon is 3.84 * 108 m. Show that the round-trip time for the light is 2.56s.

*asked by Anne on December 4, 2014* -
## Algebra

Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

*asked by sandy on December 4, 2012* -
## physics

Given that x=Acos(wt) is a sinusoidal function of time, show that v(velocity) and a(acceleration) are also sinusoidal functions of time. (HINT: Use v=square root [(k/m)(A^2-x^2)] and a=(-k/m)X The hint tells you what to do: put Acoswt for X. A second way

*asked by steph on March 15, 2007* -
## Caculus

y = 500/1+75e^-.625 x = egg mass y = number of tree (thousand) The function is show the forest defoliation1. Find the percent of forest defoliation if the egg mass are 100? (Using derivative) Thank you

*asked by alex on November 2, 2011* -
## math

Chelsea has 10 yards of yarn. How many bows can be made if each bow uses 2/3 yard of yarn? Draw a diagram that represents the situation. How many 2/3 yard did he cut? Does he have any left over? How much? Write a division sentence to show the situation.

*asked by matthew on February 3, 2016* -
## Physics

Please show each step: Tony burns a 0.6 gram peanut submerged in 50 grams of water, which increases its temperature from 22 to 50 ° C. a) Assuming an efficiency of 40%, calculate the nutritional value of the peanut. b) Demonstrate that the nutritional

*asked by Sonder on February 7, 2018* -
## Physics

Please show each step: Tony burns a 0.6 gram peanut submerged in 50 grams of water, which increases its temperature from 22 to 50 ° C. a) Assuming an efficiency of 40%, calculate the nutritional value of the peanut. b) Demonstrate that the nutritional

*asked by I REALLY NEED HELP! on February 8, 2018* -
## MATH HELP! LAST QUESTION!

Hallie is trying to win the grand prize on a game show. Should she try her luck by spinning a wheel with 6 equal sections labeled 1 to 6 and hope she gets a 5, or should she roll two number cubes and hope she gets the same number on both cubes? Explain.

*asked by Anon101 on May 18, 2015* -
## Algebra

Please show me step by step if possible: Find dimensions of a rectanglar rug whose perimeter is 28 ft and whose area is 45 ft². The length (longer side) equal ___ft and width (shorter side) equal ____ft.

*asked by sandy on December 4, 2012*

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