The line of the line below is -4 use the coordinates of the labeled point to find a point slope equation of the line(4,-9)
a. y - 9 = -4(x + 4)
b. y + 9 = 4(x - 4)
c. y + 9 = -4(x - 4)
d. y - 9 = 4(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.

Solutions for 2x+7 less than or equal to 3x-5

Identify the number as a rational or irrational.explain. 127