Find the equation of a line that passes through the point (3,5) and has a gradient of 2. Leave your answer in the form
y=mx+c

What is the average rate of change for this function for the interval from x=2 to x=4 ?

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.

How much dextrose 70% must be mixed with dextrose 5% to prepare 1,000 ml of dextrose 20%?