Unit 1 Review

Simplifying Expressions

100

2x+x

3x

200

4x-10+2

4x-8

300

-3x-x+4-2

-4x+2

400

3(x-3)+x-2

4x-11

500

-2(4x-4)+5(2x-1)

2x+3

Solving Equations

100

x-1=4

x=5

200

2x=2

x=1

300

3x+2=-7

x=-3

400

-3x+4-2x+1=15

x=-2

500

2(3x+4)-4(2x+4)=0

x=-4

Solving Inequalities

100

2x<10

x<5

200

3x-5<22

x<9

300

-4(x-1)-3≥13

x≤-3

400

-50≤-11x+5<60

5≥x>-5

500

-16 ≥-4x+8 or 3x-7≤-28

6≤x or x≤-7

Solving Literal Equations

100

Solve for x

x+y=z

x=z-y

200

Solve for T

I=PRT

T=I/PR

300

Solve for x

x/4 =y

x=4y

400

Solve for b

7b-c=d

b=(d+c)/7

500

Solve for x

4(x+3y)=2z

x=(2z-12y)/4

Solving Absolute Value Equations

100

|x|=3

x=3 , x=-3

200

|2x-1|=13

x=7 , x=-6

300

|3x+1|+5=2

No Solution

400

|3x-9|+6=24

x=9 , x=-3

500

2|9-6x|-3=15

x=0 , x=3