The table below shows some inputs and outputs of the invertible function f with domain all real numbers. 2 9 -11 7 11 -6 -13 -6 -1 -15 -5 Find the following values: f(-15) = f '(4) + f(9) = 4​

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?