Melanie's dog weighs 17 pounds and 2 ounces. holly's dog weighs 6 pounds and 4 ounces less than melanie's dog. how much does holly's dog weigh?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.

Simplify the algebraic expression 8y-2(y+4)

Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?