What is the common difference for this arithmetic sequence?
54, 50, 46, 42, 38, ...

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Two parallel lines are crossed by a transversal. what is the value of x? x = 40 x = 70 x = 110 x = 130

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?