Solving 1 & 2 Equations Jeopardy!

Inverse Operations

100

What is the inverse operation of addition?

Subtraction

200

What is the inverse operation of subtraction?

Addition

300

To solve this equation, what inverse operation must you use? 

x/2 = 8

Multiplication

400

To solve this equation what inverse operation must you use? 

x + 3 = 5

subtraction

500

What does inverse operation mean?

Inverse operation means the opposite operation. 

One-Step Equation

100

Solve for x.

x + 3 = 6

x = 3

200

What are you going to do first when solving 3x=6?

Divide both sides by 3.

300

Solve for x.

-3x = 18

x = -6

400

Solve for x:

x - 1 = 10

11

500

Solve for x: 

-x = -1

x = 1

1-Step Equation

100

x + 3 = 21

x = 18

200

x/(-2) = 10

x = -20

300

x - 8 = 12

x = 20

400

x + 3 = 10

x = 7

500

Amanda and her best friend found some money buried in a field. They split the money evenly, each getting $24.28. How much money did they find?

$48.56

2-Step Equation

100

3x + 3 = 15

x =4

200

2x - 4= 18

x = 11

300

x/4 + 2 = 3

x = 4

400

x/2 - 10 = 10

x = 40

500

x/3 + 5 = 17

x=36

2 step equations w/integers

100

Solve for x.

-3x - 2 = -17

x = 5

200

-2=2+x/4

x=-16

300

Freebee!

+300

400

3+5x=-47

x = -10

500

3+15x=-150

(hint: answer a decimal) 

x=-10.2