7th Lab 10/15 Review

Solving 1-step equations

100

x+5=25

20

200

y-8=10

18

300

x+4=-10

-14

400

5x=-25

-5

500

y/-3=-4

12

Simplifying Expressions

100

10x+6-3x-2

7x+4

200

-15x+4-5x+3y-10

-20x-6+3y

300

8x-2y-x+5y-6+3x

11x+3y-6

400

20x+10-12x-6+9y-y+12

8x+4+8y

500

2(4x+3)+2x-4-5x

5x+2

Distributive Property

100

Distribute

4(3x+5)

12x+20

200

Distribute

5(-2x+3)

-10x+15

300

Distribute

-4(2x-5)

-8x+20

400

Distribute

-3(-5x-3)

15x+9

500

1/2(6x+4)

Distribute

3x+2

Factoring

100

Factor 

8x+2

2(4x+1)

200

Factor

24x+3

8x+1

300

Factor

-20x+10

10(-2x+1)

400

Factor

9x+12

3(3x+4)

500

Factor

100x+10

10x+1

Adding/ Subtracting Linear Expressions

100

(4x+5)+(5x+2)

9x+7

200

(8x+10)-(3x+5)

5x+5

300

(-6x+2)-(-3x+4)

-3x-2

400

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

16x+9

500

-4(-2x+3)+5(-3x-2)

-7x-22