4.1 - 4.4 Review

Front

What is the expression for a startup fee of $20 and a monthly fee of $5?

Back

5m + 20

Front

Simplify the expression: 5a + 2b - 3a + 4

Back

2a + 2b + 4

Front

Expand and simplify: 4(7x + 3)

Back

28x + 12

Front

If a clown charges $100 plus $20 per hour, what is the expression for the total cost for h hours?

Back

100 + 20h

Front

Simplify the expression: 3(2h + 3c + 2)

Back

6h + 9c + 6

Front

What is a variable in algebra?

Back

A symbol used to represent an unknown value.

Front

Define 'like terms' in algebra.

Back

Terms that have the same variable raised to the same power.

Front

What does it mean to 'combine like terms'?

Back

To add or subtract coefficients of like terms.

Front

What is the distributive property?

Back

a(b + c) = ab + ac.

Front

What is the difference between an expression and an equation?

Back

An expression does not have an equality sign, while an equation does.