Solving One-step Equations

Random

100

What is the definition of an inverse operation 

opposite of the operation in question 

addition -> subtraction 

multiplication -> division 

200

What is the Inverse Operation of Addition

Subtraction

300

What is the Inverse Operation of Division

Multiplication

400

write the following word problem as an equation, use the variable x to represent "a number"

Seven less than a number equals 10 

x-7=10 

500

How can you check your work after you solve for x?

Plug in X and if the statement is true, your answer is correct -> Substitution 

One step equations addition

100

Solve x+42= 87

x=45

200

Solve x+22=70

x=48

300

Solve x+18=23

x=5

400

Solve x+37=64

x=27

500

Solve x+27=34

x=7

One step equations subtraction

100

Solve x-47=36

x=83

200

Solve x-28=53

x=81

300

Solve x-34=31

x=65

400

Solve x-35=53

x=88

500

Solve x-46=22

x=68

One step equations multiplication

100

Solve 6x=24

x=4

200

solve 5x=30

x=6

300

Solve 10x=120

x=12

400

Solve 16x=128

x=8 

500

Solve 15x=105

x=7

One step equations division

100

Solve 16/x= 8

x=2

200

Solve 36/x=6

x=6

300

Solve 56/x=7

x=8

400

Solve 81/x=9

x=9

500

Solve 45/x=5

9