4. The cost of 21 TV sets is $95844. Find the cost of one TV set.

One side of a rectangle is 7 feet shorter than seven times the other side. find the length of the shorter side if we also know that the perimeter of the rectangle is 306 feet.

The area of a rectangle is 54x^9y^8 square yards.if the length of the rectangle is 6x^3y^4 yards,which expression represents the width of the rectangle in yards

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.