X = −3 y = 4 and z = −5

Work out the value of x + 2y − 3z

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.

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.