Acompany rents bicycles for a fee of $10 plus $4 per hour of use. write a algebraic expression for the total cost in dollars for renting a bicycle for h hours.

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Kayla has a $500 budget for the school party. she paid $150 for the decorations. food will cost $5.50 per student. what inequality represents the number of students, s, that can attend the party?

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?