Question 445170
"The sum of two numbers is 17" ___ x + y = 17 ___ x = 17 - y


"their product is 42" ___ x*y = 42


substituting ___ x(17-x) = 42 ___ 17x - x^2 = 42


0 = x^2 - 17x + 42


factoring ___ 0 = (x - 14)(x - 3)


x is 3 or 14 and y is the other one