Module 6 Review

Factoring

100

9x+12

3(3x+4)

200

4x+16

4(x+4)

300

8x-20

4(2x-5)

400

8x+56

8(x+7)

500

6y-42

6(y-7)

One Step

100

6x=42

x=7

200

y/7=4

y=28

300

x-1=12

x=13

400

7+y=27

y=20

500

-x-4=6

x=-10

Two Step

100

r/10 - 1= 0

r=10

200

6-9x=-57

x=7

300

-18= -9 + k/2

k=-18

400

What do we undo first? Addition/subtraction or multiplication/division?

addition/subtraction

500

-10= 2 + 2x

x=-6

Combining Like Terms(Add & Subtract Mix)

100

4y + 2 - 2y + 1

2y + 3

200

19a - 17a - 3b + 9b 

2a + 6b

300

-2.6x + 3.7 - 1.4x - 4.2

-4x - 0.5

400

-5r + 3q - 8q - r

-6r -5q

500

-7w - 5 + 17w + 15

10w + 10

Distributing

100

6(3x-5)

18x-30

200

7(2y+4)

14y+28

300

-5(4p+2)

-20p-10

400

-2(8z-9)

-16z+18

500

Write an expression that when you distribute gets you 8a+32

8(a+4) or various answers