1factor the expression completely.-16x  - 32  a.  -16(x  - 2)  b.  -8(2x  + 8)  c.  -8(2x  - 8)  d.  -16(x  + 2)

After t seconds, a ball tossed in the air from the ground level reaches a height of h feet given by the equation h = 144t-16t^2. after how many seconds will the ball hit the ground before rebounding?

How do i multiply two digit numbers

1: 4 if the wew 35 surfboards at the beach how many were short boards?