8th Grade Math Review

Square Root

100

8²

64

200

7²

49

300

√36

6

400

√100

10

500

√81

9

Cube Roots

100

5³

125

200

³√8

2

300

4³

64

400

³√64

4

500

³√125

5

One-Step Equations

100

26 = 8 + v

v = 19

200

m + 4 = -12

m = -16

300

-104 = 8x

x = -13

400

n + 19 = 9

n = -7

500

-6 =   b/18

b = -108

Two-Step Equations

100

-5n + 8 = -7

n = 3

200

28 = -2 - 5x

x = -6

300

-10a - 5 = 135

a = -14

400

252 = -11n + 10

n = -22

500

-3 + 9b = 96

b = 11

Combining Like Terms

100

-5x-x

-6x

200

2n-6n

-4n

300

x + 6 -6x + 10

-5x +16

400

10x-4+9+3x

13x+5

500

-10-4n+7

-4n-3