Line p contains points a(-7,-9) and b(4,0) line q is parallel to line p line r is perpendicular to line q what is the slope of line r

The height of a triangle is 4 in. greater than twice its base. the area of the triangle is no more than 168 in.^2. which inequalitycan be used to find the possible lengths, x, of the base of the triangle?

Which equation represents the function on the graph?

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