8p-3+9p+6p+2p-6p+8-3p+9-p-12
8p - 3 + 9p + 6p + 2p - 6p + 8 - 3p + 9 - p - 12 8p + (-3) + 9p + 6p + 2p + (-6p) + 8 + (-3p) + 9 + (-p) + (-12)8p + 9p + 6p + 2p + (-6p) + (-3p) + (-p) + (-3) + 8 + 9 + (-12)15p + 1Answer: 15p + 1*Hope that helps :)