Unit 2: Linear Expressions Midterm Review

Expand: 2(4x + 3)

8x + 6

Use the distributive property to expand the expression: 0.3(x - 0.2)

0.3x - 0.06

Factor: 5xy + 5x

5x(y + 1)

Factor: 25xy + 5x

5x(5y + 1)

Factor 6x - 9xy

3x(2-3y)

Simplify the expression: 5.2 +1.8x - 0.4x + 1.4

1.4x + 6.6

Write an expression that is equivalent to
-2(3y - 5) - 11y

-17y + 10

What is the sum of (7x - 4) and (3x + 6)?

10x + 2

Find the difference of (13x-4) and (8x - 1)

5x - 3

Subtract: (-1.5x + 3) - 2(-0.5 + 4x)

-9.5x + 4

In the expression 5y + 9, what is the coefficient?

5

In the expression 5y + 9, what is the constant?

9

Decide whether the statement is an example of the commutative, associative, identity, inverse or distributive property 8 * 2 = 2 * 8

Commutative

Decide whether the statement is an example of the commutative, associative, identity, inverse or distributive property 8(x + 5) = 8x + 8*5

Distributive