If f(x) = -4x + 1, find f(2).
Enter the numerical value only

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?

Which graph represents the equation y =4x

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2