HURRY I HAVE THIS TIMED QUESTION NEED HELP If 2x+y=5, what is the value of 4x?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

The motion of a weight that hangs from a spring is represented by the equation h=8sin(2pi/3t). it models the weight’s height above or below the rest position as a function of time. approximately when will the object be 3 inches above the rest position?