A= 3, k = 12, z = 6, h = 4 evaluate the algebraic expression z + 15.

Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Solve the system of equations y= 3/2 - 1, -x+ y =-3