Equations

Integers

100

4(-5) 

-20

200

-100 / 10

-10

300

-5 + (-10) 

-15

400

10 - 12

-2

500

-4 + 10 

6

One-Step

100

m - 3 = -10

m=-7

200

18 = 5 + a

a = 13

300

n / 5 = 9

n = 45

400

6x = -24

x = -4

500

10 + x = -2

x = -12

Two-Step

100

2m + 10 = 24

m = 7

200

-3x + 4 = 19

x = -5

300

-5x - 10 = 25

x = -7

400

x / 4 + 7 = 10 

x = 12

500

k / 2 - 4 = 6

k = 20

Variables on Both Sides

100

4 - 7x = -8x -1

n = -5

200

10 + n - 2n = n - 4

n = 7

300

2x + 10 = 4x - 8

x = 3

400

x + 9 = -2x + 21

x = 4

500

-5x + 1 = -4x + 7

x = -6

Multi-Step with Distributive Property

100

2(x+5) = 20 

x = 5

200

3(x+1) = 15

x = 4

300

5(x -10) = 5 

x = 11

400

-2(x+1) = 20

x = -11

500

-4(2x + 1) = 28

x = -4