Write a polynomial that factors as

(x+5)(x-2)=___ ​(Simplify your​ answer.)

(x+5)(x-2) = x(x-2) + 5(x-2)

= (x^2 - 2x) + (5x - 10)
= x^2 - 2x + 5x - 10
= x^2 + 3x - 10