Simplifying Expressions and Solving Equations

Simplifying Expressions

200

4x+6x

10x

400

-3(c+4)

-3c-12

600

-4(n-3)-(n+2)

-5n+10

800

-2m+5-2m

-4m+5

1000

-2(a+2)+3(a+4)

a+8

One-step equations

200

5x=40  x= 

x=8

400

c/4 = 16

c=64

600

-m = -42

m =42

800

-12m=72

 m=-6

1000

x/-3 = -12

x=36

Two-step equations

200

3x+2=8

x=2

400

-5x-8=-63

x=11

600

b/8 -12 = -5

b=56

800

-4x+6=18

x= -3

1000

n/4 -3 = -6

n =-12

Multi-step Equations

200

4(z+5)=32

z=3

400

12v+10v+14=80

v=3

600

-3=12y-5(2y-7)

y=-19

800

6c-8-2c=-16

c=-2

1000

6+5(m+1)=26

m=3