One-Step Equations

Adding One-Step Equations

100

8 + r = 20

r = 12

200

43 = j + 2

j = 41

300

s + 7 = 9

s = 2

400

3 + c  = 18

c = 15

500

 45 = 9 + h

h = 36

Subtracting One-Step equations

100

x - 4 = 13

x = 17

200

  23 = x - 5

x = 28

300

w - 45 = 15

w = 60

400

 16 = h - 15

h = 31

500

y - 18 = 25

y = 43

Multiplying One-Step equations

100

9k = 54

k = 6

200

6v = 36

v = 6

300

 72 = 8z

z = 9

400

5h = 35

h = 7

500

 45  = 3r

r = 15

Dividing One-Step Equations

100

b/18 = 6

b = 108

200

u/5 = 20

u = 100

300

8 = h/6

h = 48

400

p/6 = 36

p = 216

500

8 = n/48 

n = 384

Mixed One-Step Equations

100

2x=10

x = 5

200

b/5=20

b = 100

300

x-4=3

x = 7

400

y+2=15

y = 13

500

6p=36

p = 6