If you move from zero to 15 on the number line, you are representing all of the following except .
A. the opposite of 15
B. the distance between zero and 15
C. the absolute value of 15
D. the opposite of −15

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

What expression is equivalent to (2x-1)(x-3)?

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?