First Semester Review - M7

Front

What is the expression for the product of 7 and j increased by 3?

Back

3 + 7j

Front

What do you need to add and subtract fractions?

Back

Common denominators

Front

Simplify the expression: -5(x + 4)

Back

-5x - 20

Front

Combine Like Terms: 3a + 4a + 9

Back

7a + 9

Front

What is the result of -28 ÷ 7?

Back

-4

Front

What is the definition of a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

What is the distributive property?

Back

a(b + c) = ab + ac

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form.

Front

What is a coefficient in an algebraic expression?

Back

A numerical factor in a term.

Front

What is the difference between like and unlike terms?

Back

Like terms have the same variable raised to the same power; unlike terms do not.