A rectangle has a perimeter of 32 feet
and an area of 63 square feet. Find the
dimensions.

Find x to the nearest hundredth place

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?