Solve for x.
-18x + 21 > -15
OR 20x – 13 >_ 27

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

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Yvaries inversely as x. y =12 when x=5. find y when x=4