One-Step equations
a + 3 = 8
5
a - 5 = 4
9
Give me an example of a variable
any letter
x + 8 = 12
4
a - 10 = 13
23
Define inverse operation
The opposite, signs that undo each other
a + 66= 21
-45
a - 56 = 8
64
What is the inverse operation of addition?
Subtraction
a + 30 = 120
90
a - 15 = 15
30
Name the 4 operations
addition, subtraction, multiplication, division
a + 12 = 86
74
a - 48= 28
76
What can you do to check your answer when solving?
Plug your answer in