Unit 3 Expressions Review

Simplifying Expressions

100

Simplify the expression 

12x + 3 + 7 - 11x - 1

x+9

200

Simplify the expression 

2(x+4) - 5x

-3x+8

300

Simplify the expression 

5(x-2)-13 + 7x

12x-23

400

Simplify the expression 

-3 -5 -2x -12 -10x

 

-12x-20

500

Simplify the expression.

16x + 3 - 4(-10x -6)

56x+27

Vocabulary

100

Identify the terms in the expression.

3x - 8 - x + 23

3x, -8, -x, 23

200

Identify the like terms in the expression.

3x - 8 - x + 23

3x and - x;  -8 and 23

300

Identify the constant terms in the expression.

3x - 8 - x + 23

-8, 23

400

Identify the coefficients in the expression.

3x - 8 - x + 23

3, -1

500

Identify the like terms in the expression.

3z - 4y + 5 - 6y + 9 - z

3z and -z ; -4y and -6y ; 5 and 9

Distributive Property

100

What operation do you use when you distribute?

Addition, subtraction, multiplication, or division

Multiplication 

200

Simplify the expression.

2(x+1)

2x+2

300

Simplify the expression.

4(a-2)

4a-8

400

Simplify the expression.

-3(4x-2)

-12x+6

500

Simplify the expression.

-5(3x+4)

-15x-20

Adding Linear Expressions

100

Find the sum.

(x+1) + (2x+3)

3x+4

200

Find the sum.

(4x-4)+(3x-7)

7x-11

300

Find the sum.

(-x+4)+(9x+2)

8x+6

400

Find the sum.

(-5x-10)+(5x+2)

-8

500

Find the sum.

(7x-4)+(3-8x)

-x-1

Subtracting Linear Expressions

100

Find the difference.

(4x-4)-(3x-7)

x+3

200

Find the difference.

(x+2)-(-x+1)

2x+1

300

Find the difference.

(3x+6)-(3-7x)

10x+3

400

Find the difference.

(x-5)-(3x + 1)

-2x-6

500

Find the difference.

(-2x-4)-(-2x-3)

-1