Solving Equations

Add Linear Expressions

100

(2x - 5) + (6x + 10)

8x + 5

200

( - 5x + 8) + ( - 9 + 3x)

- 2x - 1

300

( 18 - 6x) + ( - 3x - 2)

- 9x + 16

400

( 10x + 8) + ( - 8 - 6x)

4x

500

2( 4x - 3) + ( 16 - 10x)

- 2x + 10

Subtract Linear Expressions

100

( 4x - 6) - ( 5x + 4)

-x - 10

200

(5x + 6) - ( 9 - 3x)

8x - 3

300

( - 6x + 10) - ( - 9x - 18)

3x + 28

400

( 18 - 7x) - ( - 7x + 4)

14

500

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

2x + 20

1-step equations

100

9b = 81

b = 9

200

j/8 = 6

j = 48

300

5s = -65

s = -13

400

g/9 = -11

g = -99

500

-8a = 72

a = -9

2-step equations

100

4x + 9 = 33

x = 6

200

x + 3x = -8

x = -2

300

4/y - 2= -13

y = -44

400

-6m + 18 = 24

m = -1

500

7k + 17 = 52

k = 5

3-step equations

100

3b + b - 8 = 4

b = 3

200

3a + 12 - 6a = -9

a = 7

300

-6 = -3y + 4 + 5y

y = -5

400

5(d - 2) = 40

d = 10

500

-2(x - 9) = -24

x = 21