Solving Equations With Variables On Both Sides!

Two-Step Equations

100

2a + 10 = 16

a=3

200

3 - 10b = 23

b=-2

300

-2p - 3=17

p=-10

400

7(f - 1) = 42

f=7

500

7x + 19 = 21

x = 2/7

Multi-Step Equations

100

2x + 3x - 10 = 15

x = 5

200

x - 3x + 1 + 5 = 8

x = -1

300

4x + 2 - 7x - 10 = 4

x = -4

400

8(r+2)=64

r = 6

500

3x + 8 - 2x + x - 18 = 10

x = 10

Variables on Both Sides

100

5n + 9 = 2n + 12

n = 1

200

8y - 3 = 6y + 17

y = 10

300

6x + 5 - 2x = 3x + 26

x = 21

400

3x - 4 + 2x + 2 = 3x + 1

x = 3/2

500

3(q - 5) = 2(q + 5)

q=25

Not Again!

100

4p + 2 = 3p - 7

p=-9

200

3n - 5 = 7n + 11

n= -4

300

3d + 18 = 18 - 3d

d=0

400

6r + 7 = 13 + 7r

r= -6

500

7a − 3 = 3 + 6a  

a= 6

And Again!

100

12 + 1x = -6x + 75

x= 9

200

79 + 1x = -7x + 119

x= 5

300

100 + -4x = -10x + 118

x= 3

400

7a − 3 = 3 + 6a

a= 6

500

−3(x − 1) + 8(x − 3) = 6x + 7 − 5x

x= 7