Solving Equations Jeopardy

One-Step Equations

100

4 = -8 + x

x= 12

200

x + 12 = 0

x= -12

300

3 = -2 – x

x= -5

400

5x = -80

x= -16

500

-16 = x+2

x= -18

Two-Step Equations

100

6x – 13 = 11

x= 4

200

3x + 5 = 14

x= 3

300

(x/2)+3=-8

x= -22

400

(x/2)-5=10

x= 30

500

(x/3)+10=-3

x= -39

Mixed Equations

100

Solving Equations

x - 2 = 6

x = 8

200

Solving Equations

-5p + 1 = 6

p = -1

300

Solving Equations

2n+10 = 4

n = -3

400

Solving Equations

5(m-3) = 20

m = 7

500

Solving Equations

3(𝑥 − 9) = −3

x = 8

Multi-Step Equations w/Parentheses

100

Solving Equations

5(m-12)=10

m = 14

200

Solving Equations

2(x + 3) = 28

x = 11

300

Solving Equations

-4(1.75 + x) = 18

x = -6.25

400

Solving Equations

14 = 3.5(2x + 2.25)

x = -0.25

500

Solving Equations

-21 = 7(5k - 8)

k = 1

Two-Step Equations w/Decimals

100

0.4x + 3.9 = 5.78

x = 4.7

200

9.2r + 5.514 = 158.234

r = 16.6

300

−8.38v + 10.71 = 131.382

v = -14.4

400

0.6p + 4.5 = 22.5

p = 30

500

0.7( 5z - 9.5) = 63

z = 19.9

Vocabulary

100

Definition: an "unknown value"

What is a Variable?

200

Part of a mathematical expression separated by + or -

What is a "Term"?

300

A value or values which, when substituted for a variable in an equation, make the equation true

What is a "Solution"

400

A fixed value

What is a "Constant"?

500

Replacing the variables in an algebraic expression, equation or inequality.

What is "Substitution"?