If x and y are positive integers such that 4x + 2y = 36 and 5y + 2x = 58, what is the value of the product xy?
\(\phantom{x^2 + y^2 = 25}\)
\(\phantom{3y - 2x = 14}\)
Uh-uh, I am not your math homework solver, ok? :)
Go to the previous thead and see how you can solve for x, y yourself.