Solving Linear Equations

One-Step

100

x-5=2

x=7

200

x+8=5

x=-3

300

4x=12

x=3

400

-6x=36

x=-6

500

x/9=-8

x=-72

Two-Step

100

2x+5=13

x=4

200

x/5+12=20

x=40

300

-4x+5=-15

x=5

400

-9x+1=-80

x=9

500

-6+x/4=-5

x=4

Multi-Step

100

(x+1)/3=4

x=11

200

(5-x)/3=2

x=-1

300

(3x-1)/5=4

x=12

400

(x-2)/4+14=17

X=14

500

(x+9)/3+14=20

x=9

Variable on Both Side

100

5x-3=2x+6

x=3

200

3x-8=2x

x=8

300

4x=10-x

x=2

400

5(x-2)=2x-13

x=-1

500

3(2x+4)= 8(x+2)

x=-2

Worded

100

The sum of a number and 8 is 24

x+8=24

200

I think of a number, double it, and the answer is 30

2x=30

x=15

300

I think of a number, divide it by 4, subtract 2 and the result is 7

x/4 -2 =7

x=30

400

If the Perimeter of an equilateral triangle is equal to 36, what are the side lengths?

3x=36

x=12

500

The difference between 8x and 6x is 16

8x-6x=16

2x=16

x=8