Here is a system for the sale of hats and gloves. H + G = 20 $6H + $10G = $184. How many hats were sold?

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.

Factor the polynomial. b^2 + 4b + 4