Solve the system by substitution 2x-y=39 and -6y=x

Atoy company is considering a cube or sphere-shaped container for packaging a new product. the height of the cube would equal the diameter of the sphere . compare the volume to surface area ratios of the containers. which packaging will be more efficient? for a sphere, sa =4πr²

Write the sentence as an equation. z plus 372 is equal to 160

16 more than the product of 5 and p