Find the slope interception equation of the line containing (-2,-3) and having a slope of m=4

Is each relation a function? if so, state whether it is one-to-one or many-to-one. 3. (-4,7), (-3,5), (1,4), (3,-8), (5,-11) 4. (-4,8), (-2,4), (0,1), (2,4), (4,8) 5. (-2, 1), (-2,3), (0,-3), (1,4), (3,1)

Askate shop rents roller skates as shown on the table below. which graph and function models this situation?

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?