jamw1723 jamw1723 11-09-2019 Mathematics contestada Please help ASAP If you answer I will give 98 points!!! Subtract and simplify. (−y2−3y−5)−(−3y2−7y+4) −2y2−10y−1 2y2+4y−9 2y2−7y−9 2y2−10y+4