Solving Equations

Combining Like Terms

100

-5 -3x + x -5

-10 -2x 

200

8 + 8r - 2r

8 + 6r

300

-7 -a +8 +4a 

1 +3a

400

-1 -4a +1 -10a

-14a

500

1 - 10x + x + 10 

11 - 9x 

Distributive Property

100

5(1-4a)

5-20a

200

8(10r-5)

80r- 40

300

-6(7v+9)

-42v-54

400

-7 +5(10-6x)

43-30x

500

-3(-3r -6) -7r

2r + 18

Equations

100

-36 = 18x

-2

200

n/6= -14

-84

300

7 - x =14 

-7

400

-7x -8 = -141

19

500

-2k + 4 = -6 (7 + 8k)

-1

Equations cont.

100

10 + v = -1

-11

200

r/2=-12

-24

300

-8 = -3 +m/2

-10

400

-26 = 2 - 4k 

7

500

-6 -7x + 2x = 10 + 6x -8 +3

-1

Equations cont. 2

100

-21=p - 12

-9

200

31=r + 17

14

300

3+8m=-133

-17

400

55 = 5 - 5p

-10

500

-9 + x - 8 +2 = 1 -3x

4

Random 8th Grade Trivia

100

What food is traditionally thrown at weddings in many cultures?

Rice

200

How many players are on the field for one soccer team at a time?

11

300

What animal can sleep for up to 22 hours a day?

Koala

400

What was the first animated feature film made by Disney?

Snow White

500

What everyday object was originally invented to help people sleep sitting up?

Neck-Pillow