Solving Multi-Step Equations

Solving by Combining Like Terms

100

5h + 2 + 2h = 23

h = 3

200

3b + b - 8 = 4

b = 3

300

3a + 12 - 6a = -9

a = 7

400

-6 = -3y + 4 + 5y

y = -5

500

78 = 3c + 12 - c + 4

c = 31

One-step equations

100

x-8=3

x=11

200

d/4=1

d=4

300

-5s=25

s=-5

400

x+3=2

x=-1

500

1/4(b)=3

b=12

Repeated Variables

100

6x+2x=16

x=2

200

7x-5-5x=3

x=3

300

4x-5=6x+9

x=-7

400

-9x+17=-7x-9

x=13

500

-14x+7x-9=12-4x-9

x=-4

Multi-step equations

100

4x + 9 = 33

x = 6

200

-2(3x+1)=16

x=-3

300

4(y - 2) + 3= -13

y =- 2

400

m/6 -3=2

m=30

500

7k - 8 + 2(k + 12) = 52

k = 4

Solve for y!

100

5x+y=4

y=-5x+4

200

3y=4x-2

y=(4x-2)/3

300

2y+3=4x

y=(4x-3)/2

400

6x+3y=12

y=(12-6x)/3

OR

y=4-2x

500

y-b=mx

y=mx+b