Write the ordered pair for the post office

Click on the graphic until you find the right quotient. (36xa - 30xb) ÷ (-6x2)

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?

(x-5)1/2+5=2 what is a possible solution?