Combine like terms.

8y2 + 8(7y2 − 9) =

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10