Quiz 2.1 Review (AP)

Combining Like Terms

100

4 + 9x - 5 + 2x

-1 + 11x

200

-7x + 5 + 6x - 12

-x - 7

300

12y - 32 - 15y + 10

-3y - 22

400

6x + 5y - 10 + 3y - 4

6x + 8y - 14

500

-8x + 9y + 3 - 5y + 10x

2x + 4y + 3

Distributive Property

100

4(3x - 10)

12x - 40

200

8(2x + 4)

16x + 32

300

-2(y - 5) 

-2y + 10 

400

-3x + 3(5x - 2) 

12x - 6

500

7(3y + 9) - 12

21y + 51

One-Step(+ , - )

100

x - 5 = 10 

x = 15

200

x + 12 = 14

x = 2

300

x  - 7 = -2

x = 5

400

x + 6.7 = 3.1

x= -3.6

500

5 + x - 8 = 12

x = 15

One-Step ( x , /)

100

3x = 12

x = 4

200

x/5 = 2

x = 10

300

4x = -88

x = -22

400

x/2.5 = 7

x = 17.5 

500

3.2x = 12

x = 3.75

Two-Step Equations

100

Solve for w: 

8 + w/8 = 10

w = 16

200

Solve for y : 

15 - 6y = -45

y = 10

300

Solve for u: 

u/-3 + 6 = -19

u = 75

400

Solve for x: 

100 = -45 + 5x

x = 29

500

Solve for r: 

-87= -8 + 3r

r = 26.33