Inverse Operations
What is the inverse operation of addition?
subtraction
x + 1 = 15
x = 14
What is the variable: x + 4 = 27
x
Fill in the blank.... "Mary had a little...."?
Lamb
division
2 + x = 25
x = 23
What is the variable: 2w + 17 = 48
w
What is the opposite of 10?
-10
What is the inverse operation: 2x= 10
division
4x = 40
x = 10
How many variables are in this equation: 2w + x + y = 23
3
If a number is touching a variable, what operation is being expressed?
Multiplication
What is the inverse operation?: 2 - x = 25
Addition
x/6 = 2
x = 12
What is a variable?
A placeholder for an unknown number
How many Months are in a year?
12
What is the inverse operation? x/4 = 10
Multiplication
1 + 2 + 2x = 11
x = 4
Solve for the variable x: 25x = 100
x = 4
How old is Ms. Fortune?
27