(20 points and ! ) need with algebra 1 questions.

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.

What is the slope of the line that has an equation of y equals x -3

Which expression is equivalent to the expression for the perimeter of the larger garden?