1

Combining Like Terms

to add or subtract similar terms

2

Distributive Property

using multiplication to expand an expression

3

Equation

a mathematical statement that says two expressions are equivalent

has terms with an equal sign =

4

Expression

has terms with NO equal sign

5

Solving an Equation

to get the variable equal to a number

(must get the variable alone)

6

Literal Equation

any formula with multiple letters

7

Mean

the average of the numbers

(add all the numbers up then divide
by the total number of numbers)

8

Median

when the numbers are in order from least to greatest, this is the middle number

9

**Mo**de

**mo**st frequently occurring number

10

Range

highest number minus lowest number

11

Distributions

a graph showing how frequently data occurs (Dot Plot, Histogram)