Factor the Polynomial -5x^3 - 10x^2 - 15x
A. -5x(-x^2 - 2x - 3)
B. -5x(x^2 + 2x + 3)
C. 5x(x^2 +2x - 3)
D. -5x(x^2 + 2x - 15)

Solve the inequality and graph 6j - 7 < 5

What is the value of the expression below? 148+(-6)| + |– 35= 7|

Awater holding tank measures 105 m long, 50 m wide, and 8 m deep. traces of mercury have been found in the tank, with a concen- tration of 60 mg/l. what is the total mass of mercury in the tank? answer in units of kg.