Solve One Variable Expressions

Solve:

32 = -8a

• 4

• -4

• 40

• 24

What do you call the number in front of a variable that is being multiplied?

• Constant

• Variable

• Coefficient

• Equation

A letter that represents an unknown value

• evaluate

• variable

• term

• coefficient

A group of terms and operators WITHOUT an equal sign

• expression

• equation

• inequality

• factor

To find the numerical value of an expression (solve)

• term

• evaluate

• like terms

• factor

Multiplying a number outside the parentheses by each term inside the parentheses (double rainbow!)

4(2x -1) = 8x - 4

• associative property

• commutative property

• distributive property

• like terms

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17

• -13x² + 13

• -13x + 17

• -7x + 17

Simplify the following expression:
-8x + 4x

• -12x

• -4x

• 4x

• 12x

Simplify the following expression:
19 - ( 3 - 5b)

• 16 + 5b

• 21 + 5b

• 16 - 5b

• 21 - 5b

Simplify -5(x + 4)

• 5x + 4

• -5x + 4

• -5x - 20

• -5x + 20