Write x2−2x−152x2+x−15\displaystyle \frac{x^2 - 2x - 15}{2x^2 + x - 15}2x2+x−15x2−2x−15 in the form x+abx+c\displaystyle \frac{x + a}{bx + c}bx+cx+a where aaa, bbb, and c c\,c are integers.