What are the terms in the expression 7x + 8y - 9z?

Simplify. 15x - y - 5(3x - 2y + 5z)

Simplify. 8[7 - 6(4 - 2)]

2.7, #13

Collect like terms. 5y - 3x - 7y

The area of Lake Superior is about 4 times the area of Lake Ontario. The area of Lake Superior is 78,114 square km. what is the area of Lake Ontario? (Write an equation that can be used to solve the prob. Do NOT solve.)

Simplify. [7(x + 5) - 19] - [4(x - 6) + 10]

Collect like terms. 2.7x + 2.3y - 1.9x - 1.8y

Collect like terms. 17a - 17b - 17c + 15a

Simplify. 2x - 4y - 3(7x - 7y)

Factor 8x - 24.

The dryers @ Franklin Laundry cost a quarter for 7 mins. How many quarters will you have to use to dry your clothes for 45 mins? (Write an equation that can be used to solve the prob. Do NOT solve.)

Rename the additive inverse without parentheses. -(3x - 5y - 6)