Math Test 2 Review

Order of Operations

100

8+4×2

16

200

(12−5)×3

21

300

5+2^3+4

37

400

18÷(6−3)+5^2

31

500

3(4+2^2)−5(2)

14

Distributive Property

100

 3(x+4)

3x+12

200

5(2x−3)

10x-15

300

−2(x+7)

-2x-14

400

4(3x−2)+5

12x-3

500

−3(2x−5)+4(x+2)

-2x-15

Combining Like Terms

100

4x+3x

7x

200

8y−5y+2

3y+2

300

6x+4−2x+9

4x+13

400

9a−4+7−3a

6a+3

500

5x−3+2x+8−4x+6

3x+11

Solving Two Step Equations

100

x+7=15

x=8

200

2x+5=17

x=6

300

5x−8=27

x=7

400

x/4 +6=10

16

500

−3x+7=−20

x=9

Graphing

100

y=3x−5

What is 3

Slope

200

y=−2x+7

What is the y-intercept

7

300

2y+4x=10

Put in Y=mx+b form

y =-2x+5

400

(2,4) and (6,12)

What is the line using these points 

(Hint y2-y1/x2-x1=m)

m=2

500

3x+y=9

What is slope and the y intercept

m=-3

y intercept = 9