Combine the like terms to create an equivalent expression:
-3r - 6+ (-1)

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?

Can someone me with the property questions for 12 13 and 14 plz

Which of the following represents the length of a diagonal of this trapezoid?