Mr. diaz bought a board that was 12 feet long. he cut the entire board into equal pieces that were 1/3 foot long. how many pieces did mr. diaz have?

Solve - pv + 40 < 65 for v solve 7w - 3r = 15 for r

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

What is the expression in factored form? -20x^2 - 12x a. 4x(5x+3) b. -4x(5x-3) c. -4(5x+3) d. -4x(5x+3)