Solving Equations

One Step

100

x + 8 = 2

x = -6

200

y - 15 = -14

y = 1

300

p/4 = 32

p = 128

400

-12x = 144

x = -12

500

7 + x = -12

x = -19

Two Step

100

2x + 5 = 33

x = 14

200

m/2 - 8 = 12

m = 40

300

49 = 5y - 21

y = 14

400

-2w + 1 = -9

w = 5

500

-5 +10b = -75

b = -7

Combine Like Terms/Distribute

100

3b - 5 - 2b = 5

b = 10

200

3(x - 4) = 15

x = 9

300

5n + 4 - 8n = -5

n = 3

400

3(s - 10) = 48

s = 26

500

4(y - 2) + y = -13

y = -1

Variables on Both Sides

100

5t - 4 = t - 8

t = -1

200

7 + 3h = -1 - 5h

h = -1

300

6d + 1 = 15 - d

d = 2

400

5(t + 2) = 25 + 2t

t = 5

500

5(k - 4) = 4 - 3k

k = 3

Proportions

100

y/6 = 2/12

y = 1

200

x/5 = 8/10

x = 4

300

3/9 = 12/x

x = 36

400

(x + 2)/12 = 5/10

x = 4

500

4/16 = (x - 4)/32

x = 12