Equations

2-step equations

100

x-3=6

x=9

200

x-12=14

x=26

300

n+8=12

n=4

400

a-9=15

a=24

500

9+x=-27

x=-36

Decimal equations

100

2.8x+3.9=9x-7.2

x=111/62 or 1 49/62

200

0.2x+0.6=1.8

x=6

300

-15.6=-2.3+2d

d=-6.65

400

18.4=4.6x+9

x=47/23 or 2 1/23

500

9.2=0.7x+4

x= 52/7 or 7 3/7

Fraction equations

100

x+1/2=3/4

x=1/4

200

n-7/9=4/6

n=13/9 

300

t-7/6=1/3

x=9/6 or 3/2 

400

4/2=8/2+c

c=4/10 or 2/5

500

-2/12=-5/15+m

m=10/60 or 1/6

distributive property equations

100

5(2x+3)

x=10x+15

200

4(x-3)-2=6

x=-1

300

6(x-6.86)+5x=8.44

x=248/55 or 4 28/55

400

-9(0.6x-5)+3-7x

-12.4x+48

500

4(x-3)=20

x=8

Any equation

100

x+8=69

x=61

200

x-6/8=6 1/4

x=7

300

1.3x-0.7x=12

x=20

400

4x/6=2+3x/15

x=30/7 or 4 2/7

500

15=-3(x-1)+9

x=-1