Evaluate the algebraic expression u + r - s when r = 13, s = 10, t = 7 and u = 15. A.12
B.18
C.22
D.38

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

Which of the following expressions is equal to 2x^2+8

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.