Column A
a + 33 = 8
-25
a - 5 = 4
9
Give me an example of a variable
any letter
5a = 255
51
a/-9 = 9
-81
x + (-8) = 12
20
a - 10 = -13
-3
Define inverse operation
The opposite, signs that undo each other
25n = -625
-25
a/72 = 4
288
a + 66= 21
-45
a - 56 = 8
64
What is the inverse operation of addition?
Subtraction
18g = 486
27
a/106 = -5
-530
a + 30 = 120
90
a - 15 = -15
Name the 4 operations
addition, subtraction, multiplication, division
12y = -144
-12
a/12 = -4
-48
a + (-12) = 86
98
a - 48= 28
76
What can you do to check your answer when solving?
Plug your answer in
-8x = 56
-7
b/-12 = -7
84