Coefficient ? Term ? Variable ? 4d - 9 Operation ? Constant ? Expression ? Combine like terms and simplify 7a - 6 + 8a Combine like terms and simplify -3d + 8d - 7d Combine like terms and simplify 1.5g - 10 + 6.5g - 3 Combine like terms and simplify 4r + 9r - 11r + 7r Combine like terms and simplify -r + 6 + 8r - 14 Combine like terms and simplify -26r + 7r - 15p - 7p Combine like terms and simplify 8r + 12p - 7 - 3p Combine like terms and simplify 1.5r - 3r +8r + 2.5r Combine like terms and simplify 5w -2 + 5w - 2 + 3w + 3w |