11.15.18

What is an expression?

• A mathematical phrase that contains numbers, variables, operators, and an equal sign.

• A mathematical phrase that contains numbers only.

• A mathematicals phrase that contains no numbers.

• A mathematical phrase that contains numbers, variables, and operators.

What is a coefficient?

• The number behind a variable

• The number in front of a variable

• The constant

• A letter

In order for terms to be like terms they must both have the same...

• sign

• answer

• mother

• variable

What do we combine to simplify expressions?

• Terms

• Like terms

• Negative signs

• Positive signs

To solve a one step equation we ______ the variable.

• Invent

• Instruct

• Isolate

• Erase

We isolate the variable by using ________ operation.

• Communitive

• Distribute

• Inverse

• Surgical