littlemissbliss667 littlemissbliss667 03-03-2021 Mathematics contestada Simplify: 1.) 6(4a2+11)-13(3a-2a2)-28 2.) -10+3r+2r2-r 3.) 24-4(5y-6z)+3y-7z 4.) 2.4+8.4q-0.3q-7.9 5.) 5(x-12x2)+3(4x+7x2)