Simplify the following Rational Algebraic expressions 24x⁴y⁵ ______ 18x⁵y⁴ 3x + 9 _____ x + 3 12m² _____ 8m² 12m² _____ 8m² 3(x+7) ______ (x+7) x²+10x+16 ________ x²+11x+24 x²- 2x - 15 _________ x²- 9x + 20 pahelp po plss​