Find the value of x if C is the midpoint of AB and AC = 5x and BC = 10

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

Factor this polynomial completely x^2-64

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?