What is (f + g)(x)? f(x) = 2x + 6
g(x) = 5x
Write the answer as a polynomial or a rational function in simplest form.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

There are 1872 steps in a building that has 104 floors. each floor has the same number of steps. a second building has the same number of floors but 2 fewer steps between each floor. how many steps are there between each floor of the second building?