1. Unit 2B/3A Solving Equations
Steps to solve any linear equation: 1) 2) 3) 4) 5)
Unit 2B/3A
Heading
Solving Equations
Write problem
Distribute
Combine Like Terms
Get variables on one side (try to keep them positive)
Use INVERSE OPERATIONS to isolate the variable
Check your solutions (PLUG IT IN!)

2. Add the same value on each side
Addition Property of Equality:
Subtraction Property of Equality:
Add the same value on each side
Write an equation that represents the statement, then solve it.
The difference of y and 5.8 is 12.2.
Subtract the same value on each side
Find the value of x for
the given triangle
if P = 46 in. 9 in x
15 in

3. Divide each side by the same value
Division Property of Equality:
Multiplication Property of Equality:
Divide each side by the same value
Write an equation that represents the statement, then solve it.
You earn $6 per hour. How
many hours will it take for
you to earn $90?
Multiply each side by the same value
Write an equation that represents the statement, then solve it.
The number of bicycles, b, divided by 12 equals 2 bicycles.