Name Date
Activity:
1.
(5x + 4) + (15x + 15) =
2.
(11x2 + 5x + 11) + (5x2 + 14x + 10) =
3.
(14x2 - 10x - 4) + (-14x2 - 16x + 12) =
4.
(-6x7 + 15x6 + 17x2) + (13x6 - 14x5 - 16x2) =
5.
(-9x2 + 4x - 12) + (-12x2 - 10x - 15) =
6.
(10x2 + 17x - 9) + (-17x2 + 17x + 20) =
7.
(-20x2 - 6x - 5) + (-11x2 + 12x + 11) =
8.
(-11x7 + 9x4 - 5x) + (17x5 - 5x4 + 19x2) =
9.
(-11x2 - 7x + 8) + (-5x2 + 19x + 15) =
10.
(12x7 - 16x6 - 11) + (14x7 + 9x6 + 5x + 7) =