12(x + 9)= -108 : solve algebraically

What are the coordinates of the point that is 1/3 of the way from a to b? a (2,-3) b (2,6)

Use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4use the method of cylindrical shells to find the volume v generated by rotating the region bounded by the given curves about y = 8.8y = x3, y = 0, x = 4

Find an equation of the line that has intercepts (1,0) and (0,4).