Chapter 3 - What is the Slope?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items