One day a person went to a horse raceing area he counted 74 heads and 196 legs then how many horse and human is there

Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.

Acircus act has 3 times as many elephants as acrobats. jorge noticed that all together there were 56 legs in the circus ring. how many elephants were in the show?

Find the equation of the ellipse with the following properties. the ellipse with foci at (0, 6) and (0, -6); y-intercepts (0, 8) and (0, -8).edit: the answer is x^2 over 28 + y^2 over 64 = 1