Which is equivalent to the expression below? 4x+2x-2y-y
A-6(x+y. B -3(2x+y). C 6(x-y). D 3(2x-7)

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

Percy rides his bike 11.2 miles in 1.4 hours at a constant rate. write an equation to represent the proportional relationship between the number of hours percy rides, x,and the distance in miles, y, that he travels.