Solving Equations

One-Step Equations

100

x - 8 = 4

x= 12

200

x/3=9

x= 27

300

-16 = 2 + x

x= -18

400

5x = -80

x= 16

500

2/3x=12

x= 18

Two-Step Equations

100

6x – 13 = 11

x= 4

200

3x + 5 = 14

x= 3

300

x/2 -3=-8

x= -10

400

1/2x-50=10

x= 120

500

(x+2)/-2=-4

x= 6

Variable on One Side

100

2x + 6x - 12 = 4

x = 2

200

-19 = -6 - 3x - 10

x = - 1

300

-4x - 7 + 8x + 10 = 27

x = 4

400

7(3x - 2) - 13x = 82

x = 12

500

x - 3(x - 9) + 4 = 5

n = 13

Variable on Both Sides

100

8x + 17 = 2x + 35

x = 3

200

x + 3 = 9x - 13

p = 2

300

-6(n - 3) = 5(4 - n)

n = - 2

400

-5x - 16 + 3x = -23 - 9x

m = - 1

500

-8x - 16 + x = 4(x + 3) + 5

x = -3

Literal Equations

100

Solve for t

I = prt

t = I/pr

200

Solve for c

m = c - s

c = m + s

300

Solve for b

A=1/2bh

b=(2A)/h

400

Solve for L

P = 2W + 2L

L = (P - 2W)/2

500

Solve for x

y = mx + b

x = (y - b)/m