Solving One-Step Equations

Addition

100

x + 4 = 25

x = 21

200

a + 13 = 10

a = -3

300

n + (-8) = -14

n = -6

400

x - (- 36) = -100

x = -136

500

-27 = c - (-27)

c = - 54

Subtraction

100

x - 2 = 6

x = 8

200

d - 7 = -9

d = -2

300

k - (-83) =121

k = 38

400

x + (- 327)= -665

x = -338

500

a - (-163) = -392

a = -555

Multiplication

100

9 x = -27

x = -3

200

-7 x = -63

x = 9

300

-5 e = -400

e = 80

400

-11 x = 275

x = -25

500

-21 y = -756

y = 36

Division

100

y/-6 = 2

y = -12

200

x/4 = -14

x = -56

300

x/6 = -6

x = -36

400

-28 = a/-13

a = 364

500

-80 = x/15

x = -1200

Simplify

100

m - 4 m

-3 m

200

5 ( 2 x + 4)

10 x + 20

300

3 (4y - 6)+y

13 y - 18

400

7w - 2 (4w+1)

- w - 2

500

-1+5 (-2x+3) - (-4)x

- 6 x + 14