Equations! Equations! Equations!

1-Step Equations

100

x-7=23

x=30

200

 3x=15

x=5

300

20x=10

x=1/2

400

(1/3x) = 12

x=36

500

2x = (1/4)

x=1/8

x = (1/8)

2-Step Equations

100

20 + 3x = -16

x = -12 

200

5x - 2 = 8

x = 2

300

7 + 2y = 4

y=-3/2

400

-3z+4=15

z=-11/3

500

88 = 37 + 3x

x=17

Multistep Equations

100

2x+5x+4=25

x=3

200

9+3y=14+2y

y=5

300

x - 2 = (1/2x)+5

x = 14

400

54+8x=84-7x

x=2

500

8x-27-10=15+6x

x=26

Multistep with Distributive Property

100

5(3x + 2) = 55

x = 3

200

5(6x - 3) = 195

x = 7

300

3(x-2) = 2(x-1)

x = 4

400

7(- 5 - 5x) = - 350

x = 9

500

-13=5(1+4m)-2m

m=-1

Negative Numbers

100

-1 + -10

-11

200

-7 - 4

-11

300

-3 + 8

+5

400

-8 * -7

+56

500

-4 * -3 * -2

-24