Algebra

One-Step

100

x + 5 = 12

x=7

200

x - 6 = 9

x=15

300

4x = 68

x=17

400

x² = 81

x=9

500

x/9 = -5

x=-45

Two-Step

100

2x + 3 = 11

x=4

200

4x - 8 = 12

x=5

300

x² + 8 = 72

x=8

400

x/3 - 7 = -2

x = 15

500

x/5 + 8 = 3

x=-25

Multi-Step

100

4x + 2x - 5 = 13

x=3

200

5x + 2 = 4x + 8

x = 6

300

7x - 8 = 5x + 20

x = 14

400

3x - 9 = 8x + 16

x = -5

500

6x + 9 = -3x + 6

x = -3/9 OR -1/3

Substitution

100

y = 5

2y + 8

18

200

a = 9

4a - 12

24

300

b = 2

8/b + 9 

13

400

h = 12

5³ - 4h

77

500

Solve for m if l = -9

6l + 8 = m

m = -46

Bonus

100

What is Ms. Houk's favorite candy?

Reese's

200

How many sides does a pentagon have?

5

300

What is a group of crows called?

A murder

400

What year was Ms. Houk born in?

1998

500

Humans breathe oxygen in and breathe out what?

Carbon dioxide