You have $3 and earn $7.50 for each car you wash. Write an equation in two variables that represents the total amount A (in dollars) you have after washing c cars.

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0