Simplify the expression 5a - 2a + 9

Whats the vertex of f (x) = |x+1|+3

I am a factor of 12. the other factor is 2 what number am i

Which expression represents the total surface area, in square meters, of the rectangular pyramid below?

Can a rhombus that has side lenght 8 meters can be divided into two congruent parallelograms

A construction crew has just finished building a road. The crew worked for 13.5 days. If they built 2.4 kilometers of road each day, find the total length of road they built.

Maria's family hosts a barbeque every month in the summer. In May, they bought 3.2 pounds of hamburger and 3 packages of hot dogs. In June, they bought 1 1/2 times as much hamburger and 1/3 as many hot dogs. Hamburger costs $4.

A bag Contains rubber bands with lengths that are normally distributed with a mean of 6 cm of length, and a standard deviation of 1.5 cm. What is the probability that a randomly selected nail is between 4.5 and 7.5 cm long?

Is the function y = 8x - 4 linear or nonlinear?

The drawing of the tabletop is 8 centimeters long. If the scale of the drawing is 2 centimeters = 0.75 meters. How many meters long is the coffee table that Ernest designed?

20% of what amount is 8?