Question

Cookies are on sale! Today each cookie costs $0.75 less than the normal price. Right now if you buy 7 of them it will only cost you $2.80.Write an equation to determine the normal price of each cookie with (c).

I REALLY NEED HELP PLEASE

Answer 1

today's price is c - 0.75

7(c - 0.75) = 2.8

c - 0.75 = 0.4

c = 1.15