Developmental Algebra Semester 1 Final Review - Copy

Number Operations

100

-6+9

3

200

4(-3)

-12

300

 2/3+1/6 

 5/6 

400

 0.75*0.4 

0.30

500

 -8+3(-4) 

-20

Properties

100

Name the property:

 7+x=x+7 

Commutative Property

200

Name the property:

 (2+x)+5=2+(x+5) 

Associative Property

300

Name the property:

 4(2+x)=8+4x 

Distributive Property

400

Name the property:

 x+0=x 

Identity Property of Addition

500

Name the property:

 1(x)=x 

Identity Property of Multiplication

Simplify the Expression

100

Simplify:

 3x+4x 

7x

200

Simplify:

 2(x+5) 

 2x+10 

300

Simplify:

 3(x+4)-x 

 2x+12 

400

Simplify:

 -2(2x-3)+4 

 -4x+10 

500

Simplify:

 4(x-3)+2x 

 6x-12 

Solve the Equation

100

Solve:

 x-6=10 

 x=16 

200

Solve:

 3x=15 

 x=5 

300

Solve:

 4x+5=21 

 x=4 

400

Solve:

 5x-7=18 

 x=5 

500

Solve:

 2x+4=3x-5 

 x=9 

Special Solutions

100

Solve:

 x+3=x+5 

No Solution

200

Solve:

 2x-4=2x-4 

All Real Numbers / Infinitely Many Solutions

300

Solve:

 3(x+2)=3x+1 

No Solution

400

Solve:

 2(2x-5)+6=4x-4 

All Real Numbers / Infinitely Many Solutions

500

Create an equation that has no solution

Answers may vary - check with teacher