Pre-Algebra Equations Practice

1 & 2 STEP

100

x/3-3=-3

x=0

200

y/2 =-8

y= -16

300

3 = -2 – z

z= -5

400

6w – 13 = 11

w= 4

500

8+ v/3=20

v= 36

DISTRIBUTION

100

3(a-4)=15

a= 9

200

-21 = 7(5b - 8)

b=1

300

2(c - 4) -5c = 4

c= -4

400

14 = -(2d + 6) + 2

d= -9

500

5+2(f+1)=3(f-4)

f=19

3 STEP

100

(3m)/2-5 = 4

m = 6

200

(3n)/5-8 =1

n=15

300

(-p)/4-8 =4

p=-48

400

(-2q)/3+1 =-11

q=18

500

(-r)/2-2 =2

r = -8

MORE THAN 1 VARIABLE

100

a + 3 + 3a = 7

a = 1

200

5 + 5b - 1b = 29

b = b

300

-45 = 3c + 4 + 4c

c = -7

400

3d - 2d + 4d + 15=5

d=-2

500

-11 = 3f - 5f + 1 - 4f + 12

f=4

BOTH SIDES

100

4x - 2 = 3x + 5

x = 7

200

15+y=-3+3y

y = 9

300

6z + 3 - 2z = 2z + 11

z = 4

400

9 - w = 6 + 2w

w = 1

500

6v - 15 + 2v = 5(2v - 3)

v=0