Can someone explain how to find the slope ?

Write each expression in exponential form and find its value. 2 x 2 x 2 x 2

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?

Leslie started last week with $1200 in her checking account. during the week, she wrote the checks below.