Evaluate the following expression using the values given: Find 4x − y − 2z if x = −2, y = 3, and z = −2

Name the most appropriate metric unit for each measurement

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

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?