Graph the equation 2x−y=9 by plotting points.

The table represents a linear function. what is the slope of the function? –6 –4 4 6

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?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?