unInverse
Addition/Subtraction Equations
Multiplication/Division Equations
Distributive and Like Terms
Spiral Review
100

This is the operation that can "undo" addition.

What is subtraction?

100

The solution to the equation below:

x + 2 = 46

What is 44 ?

or

What is x=44 ?

100

The solution to the equation below:

2x = 8

What is 4 ?

or

What is x=4 ?

100

7+13x+2x+18

What is 15x+25?

100

The integer represented by the statement "14 meters below sea level."

What is -14 ?

200

This is the operation that can "undo" multiplication.

What is division?

200

The solution to the equation below:

x - 18 = 24

What is 42 ?

or

What is x=42 ?

200

The solution to the equation below:

6x = 42

What is 7 ?

or

What is x=7 ?

200

6x+2(x+4)

What is 8x+8?

200
This is the speed (in mph) of a car that traveled 120 miles in 90 minutes.

What is 40 mph?

300

This is the inverse operation that is needed to undo and solve the equation below:

x + 3 = 12

What is subtraction?

or

What is subtract 3 ?

300

The solution to the equation below:

6 + x = 20

What is 14 ?

300

The solution to the equation below:

x ÷ 4 = 8

What is 32?

or

What is x=32 ?

300

3(x+5)-10

what is 3x+5?

300

The value of 100 - 2 * 50

What is 0 ?

400

This is the inverse operation that is needed to undo and solve the equation below:

x/5 = 40

What is multiplication?

or

What is multiply by 5?

400

The solution to the equation below:

63 - x = 43

What is 20 ?

400

The solution to the equation below:

x/3 = 9

What is 27?

or

What is x=27 ?

400

What is the value of 3(x-10) when x=20?

What is 30?

400

This is the simplified version of the expression 5(3x+4)

What is 15x + 20 ?

500

This is the process that can "undo" 5x

What is division?

or

What is divide by 5?

or

What is 5x/5?

500

The solution to the equation below:

x + 24.7 = 33.8

What is 9.1 ?

or

What is x=9.1 ?

500

The solution to the equation below:

x ÷ 2.5 = 6

What is 15 ?

500

5(x+9)+2(x-8)

What is 7x+29?

500

The value of 2 + 8 * 23

What is 66?