Solving One-Step Equations

Addition

100

x + 4 = 25

X = 21

200

a + 13 = 10

x = -3

300

18 + n = 64

n = 46

400

100 = r + 213

r = -113

500

16 = 58 + f

f = -42

Subtraction

100

x - 2 = 6

X= 8

200

d - 7 = 9

D = 16

300

121 = k - 38

k = 159

400

x - 327 = -665

x = -338

500

-45 = g - 232

g = 187

Multiplication

100

9x = 27

x = 3

200

7x = 63

x = 9

300

210 = 14g

g = 15

400

275 = 11x

x = 25

500

-21y =756

y = 36

Division

100

y/6 = 2

y = 12

200

x/4 = 14

x = 56

300

13 = h/7

h = 91

400

32 = t/18

t = 576

500

R/-7 = 14

R = -98

Random

100

m + 3.7 = 8.4

m = 5.4

200

14 = r - 6.7

r = 20.7

300

117 = 9r

r = 13

400

g/5.2 = 17

g = 88.4

500

19 = k/-4.6

k = -87.4