443 Answered Questions for the topic System of Equations

System Of Equations

01/12/15

the length of a rectangle is 3 more than its width.the perimeter of the rectangle is 58cm. what are the rectangles dimensions

write a system of equations to represent the situation then,solve the system by substitution  
System Of Equations

01/11/15

taco and glass of milk is $3. Cost for 2 tacos and 3 milks is $7. Set up and solve the system of equations

Set up word problems and solve the system of equations.  The explain what your solution means.
System Of Equations

01/11/15

there are 28 coins made up of quarters and pennies. they equal 2 dollars and 20 cents. how many quarters and how many pennies are there?

for some reason the numbers did not make sense
System Of Equations

01/10/15

It's a word problem, read the description - xx thank you in advance.

You are making 6 quarts of fruit punch for a party. You have bottles of 100% fruit juice and 20% fruit juice. How many quarts of each kind of juice should you mix to make 6 quarts of 80% fruit... more
System Of Equations

01/08/15

movie ticket and popcorn

One family spent $34 for five tickets and three boxes of popcorn. A second family bought six tickets and two boxes of popcorn for $36. Find the cost of one movie tickets and the cost of one box of... more
System Of Equations

01/08/15

Write a system of equations to solve.

Efrem worked 40 hours at his two jobs last week. He earned $20 per hour at his weekday job and $18 per hour at his weekend. He earned $770 in all. How many hours did he work at each job?
System Of Equations Word Problems

12/18/14

Systems of equations : word problems

Need to know set up of the equation and answer. You purchased office supplies for your business. Plain copy paper is $4.50 a pack and bright paper costs $7 a pack. If you purchased 28 packs of... more
System Of Equations

12/18/14

$5 per hour for baby sitting and $12 giving music lessons. In a week there was a total of 18 hours and she made $139. How many hours did she spend babysitting?

I struggle with word problems like this so if anyone could help it would be greeeaatt thanks and it ight look weird because i had to shorten the question 
System Of Equations Algebra 2 Algebra

12/17/14

Word problem to system of equations?

a factory that makes backpacks can make 360 in a day. It takes 30 minutes to make a one strap, and 45 minutes to make a two strap backpack. The machine can only be on for 16 hours. X stands for two... more
System Of Equations

12/16/14

$28.20 for 3 small dishes and 5 large dishes. $23.30 for 4 small dishes and 3 large dishes. What will 2 small and 4 large dishes cost?

I rlly dont understand how to set this up and use the substitution way of solving system of equations word problems so can someone helppp! 
System Of Equations

12/15/14

Nick and Sammy's ages add up to 29. Nick is two years older than twice Sammy's age. How old are Nick and Sammy?

I have to find what the ages are.
System Of Equations

12/14/14

Identify the solution(s) of the system of equations, if any:

3x-2y=6 5x=5-25y   Possible answers: 28/13, 3/13 -3/17, 32/17 32/17, -3/17 32/9, 7/3
System Of Equations

12/14/14

Identify the solution(s) of the system of equations, if any.

9x+2y=6 8x-2y=6   Possible answers:   17/12, -27/8 0,3 12/17, -3/17 12,-51
System Of Equations

12/14/14

identify the solutions of the system equations if any: 6x+2y=6, y=5-5x

possible answers:   0,-1 0,1 -1,0 1,0
System Of Equations Algebra 1

12/09/14

by using system of equation substitution x=3y, x+2y=10

i need help trying to figure this out.  
System Of Equations Precalculus Word Problem Equations

12/01/14

System of Equations word problem I can't figure out!!!!

A basketball player scored 40 points in a game. The number of three-point field goals the player made was 22 less than three times the number of free throws (each worth 1 point). Twice the number... more
System Of Equations Algebra 1 Nonlinear

11/26/14

Which of the following is a solution for this nonlinear system of equations

-x2+8=y y-6=x  
System Of Equations Algebra 2 Algbera

11/26/14

Solve the system of equations write answer an an ordered triple in the form (x,y,z)

x-y-z=4 2x+3y=Z over 4 6y=2z      p.s i cannot find the symbol I need on the left hand side of the problem it looks like {
System Of Equations

11/17/14

Solving system of equations

I've been learning about solving systems of equations by substitution or elimination or whatever but I have trouble figuring out which one is easiest to use and when. I think I am doing this all... more

11/15/14

System Of Equations

What is a possible first step in eliminating a variable in the following system of equations? 5x + 2y = 2 8x - y = -22         Choose one answer. A. Multiply the first equation by 2.   B. Multiply... more
System Of Equations

11/12/14

system of equation

What is a possible first step in eliminating a variable in the following system of equations?5x + 2y = 28x - y = -22         Choose one answer. A. Multiply the first equation by 2.   B. Multiply... more
System Of Equations Algebra 1 Algebra 2

11/10/14

Which of the following are solutions for this nonlinear system of equations check all that apply

X^2-2x-35=y x=y-5 a)(0,-5) b)(8,13) c)(-35,0) d)(-8,-35) e)(0,-35) f)(-5,0)

11/09/14

system of equations

What is a possible first step in eliminating a variable in the following system of equations?5x + 2y = 28x - y = -22

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