Factor completely. If a polynomial is prime, state this

-9+18x²+21x

17 minus what equals 9

Path is 3 feet wide & is paved with square bricks that are 3 inches wide how many bricks wide is the path

If 2/5 x h = 3, what is H

Multiply. Express your answer in standard form. (x² - 2x + 3) (-2x² + 4x - 1)

Wich pair does not represent the probabilities of complementary events? 4/7 and 3/7

Henry rented a truck for one day. There was a base fee of $17.95, and there was an additional charge of 71 cents for each mile driven. Henry had to pay $144.33 when he returned the truck. For how many miles did he drive the truck?

Willow is starting a big business for her class. A bake sale! Rachel, Lana, Sara, and Josephine are also participating! Rachel needs 1/2 more cups of yeast to make the challah. Lana needs 1 1/2 cups more flour to make the fortune cookies.

Determine which answer is reasonable to 4.8 times 9.2 A. 14 B. 45.36 C. 432 D. 470.4

Tia was flying her model airplane. it took the airplane 5 seconds to go 90 feet. what was the average rate of speed of the model airplane, in feet per second?

Suppose the length of the prism is doubled how does the volume change explain your reasoning