Chapter 3 Expressions Review

Simplifying Expressions

100

Combine Like Terms.

3x + 4 + 2x + 5

5x + 9

200

Combine Like Terms.

3x - 4 - 6x + 1

-3x - 3

300

Combine Like Terms.

3x + 2y - 4 + 6 - y + x

4x + 1y + 2 

400

Combine Like Terms.

2x + 1 - 3y - 8 - 7x

-5x - 7 - 3y

500

Combine Like Terms.

-5 + 5x - 2x² + 2 + x - 12x²

-3 + 6x -14x²

Adding Expressions

100

Simplify the following expression: 

(4x + 8) + (3x - 9) 

7x - 1

200

Simplify the expression: 

(-5x +7) + (3x + 3)

-2x + 10 

300

Simplify the expression: (8x+ 4) + (3y + 2) 

8x + 3y + 6

400

Simplify the expression: 

(-3x + 8y + 4) + (8x + 4y +7) 

5x +12y + 11

500

Simplify the expression: 

(-7x + 6y + 8) + (4x + 7y + 2) 

-3x + 13y + 10

Subtracting Expressions

100

Simplify the expression by subtracting the expressions: (3x + 8) - (2x + 5) 

x + 3

200

Simplify the expression by subtracting the expressions: (7x + 8) - (4x - 3) 

3x + 11

300

Simplify the expression by subtracting the expressions: - (3x - 7) - 10x 

-13x + 7

400

Simplify the expression by subtracting the expressions: 4x - (4x + 10) 

-10 

500

Simplify the expression:  -(3x - 8) - (-8 + 7x)

-10x 

Distributive Property

100

Simplify the following expression by using the distributive property and combining like terms: 

5(3x + 8)

15x + 40

200

Simplify the following expression by using the distributive property and combining like terms: 

4(3x + 3) + (9x + 3)

21x + 11

300

Simplify the following expression by using the distributive property and combining like terms: 

3(2x +4) - 5 

6x + 7

400

Simplify the following expression by using the distributive property and combining like terms: 

5(3x+4) + 8x + 7 

23x + 48

500

Simplify the following expression:   3(a + b)-(a - 3b))

2a + 6b

MISC

100

The coefficient of the expression: 3x + 7

What is 3? 

200

The constant in the expression: 5y+3x - 3 

What is -3?

300

How many terms in this expression: 7x - 5 - 3x + 8 - 3y

5

400

Simplify the following expressions: 3x - 9 + 4x² + 8 + 3x² 

What is 4x² + 3x - 1?

500

Simplify the following expressions: 0.75g + 2g + 0.5g 

What is 3.25g ?

Factoring

100

Factor the expression.

15x + 20

5(3x + 4)

200

Factor the expression.

14p - 28

2(7p - 4)

300

Factor the expression.

20z - 8

4(5z - 2)

400

Factor the expression.

(¹/₃a + ²/₃)

¹/₃(1a + 2)

500

Factor the expression.

0.8w + 4

0.8(w + 5)