Write each phrase as an algebraic expression.
Let x represent the
unknown number

A number increased by 9

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

Empty box + box + empty box fill in the box is equal to 30 how

Ming says that 0.24 > 1/4 because 0.24= 2/4. which best explains mings error