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ALGEBRA EXAMPLES

Using system of equations to break even

3/12/2021

A fashion designer makes and sells hats. The material for each hat costs $5.50. The hats sell for $12.50 each. The designer spends $1400 on advertising. How many hats must the designer sell to break even?

0 Comments

Find the point of intersection of the two lines

12/3/2016

Find the point of intersection of the two lines.
-4x + 4 = 4y
y = 2x

Solving a system of equations using elimination

8/14/2015

Use the elimination method to solve the system of equations.
x + y = 7
2x + y = 11

Solve the system of non-linear equations

12/4/2014

How do you solve this system of non-linear equations?
x² + y² = 25
2x + 4y = -10

Solving a system of equations

8/24/2013

0 Comments

How do you solve the system of equations:
y = 2x - 4
y = 4x - 10

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Solving a system of equations with the substitution method

8/23/2013

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Find the solution to the system by the substitution method.
3x – 5y = 7
x – 4y = -7

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Substitution Method

8/7/2013

0 Comments

How do you solve the system with the substitution method?
x - y = 10
-x - y = 20

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Solve the system of equations

4/6/2012

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Solve the system of equations for x and y:
y = 3x
2x - 3y = 14

0 Comments

Substitution Method

10/28/2011

2 Comments

How do you solve this system of equations using the substitution method?
3x - 4y = 10
y = x - 3

2 Comments

Substitution method

10/22/2011

0 Comments

How do you solve these with the substitution method?
4x - y = -14
y = 8x + 7

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