Quiz 1 Review

Like Terms

100

2x+3x

5x

200

11x+5x+10x

26x

300

5x+7+9x+8x+10

22x+17

400

-x+3x+12-5-2x

7

500

3xy²+10xy-5xy²+17-xy

-2xy²+9xy+17

Distributive Property

100

2(4x+1)

8x+2

200

3(x+12)+5

3x+41

300

-(x-3)+2(3x+5)

5x+13

400

5-(3x-11)+2(x+1)

-x+18

500

9-(x²+2x-8)-3(-x²+2x+5)

2x²-8x+2

2-Step Equations

100

2x+4x=12

x=2

200

5x+6=16

x=2

300

-x+5=8

x=3

400

1/2(x)+5=23

x=36

500

-1/3(x)-5=10

x=-45

Multi-Step Equations

100

3(x+2)=24

x=6

200

-(4x-5)=29

x=-6

300

-3(4x+2)=42

x=-4

400

-(-x-4)-7=12

x=15

500

-1/2(-6x-8)+2=-12

x=-6

Random

100

Identify the variable term of the following expression:

7x+5

7x

200

Identify the constant of the following expression:

14x+8

8

300

Identify the coefficient of the following expression:

12x+5

12

400

What invisible coefficient do variables have when there is no coefficient written?

1

500

What instrument does Mrs. Guthrie play?

Violin