the length of a rectangle is two feet less than 3 times the width. find the area of the rectangle in terms of x

Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.

Find the smallest number by which the given number should be divided to make a perfect cube(with steps or the answer will get reported) a.108 b.2187

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?