1) 5a + 3a = 8a
2) 14x - 19x = -5x
3) -m - m = -2m
4) 5y - 2y - 7y = -4y
5) 3a + 4b - 10b + 7a = 10a - 6b
6) -4(1 - 2y) + 1 = -4 + 8y + 1 = -3 + 8y = 8y - 3
7) 20x - 5(3 + 5x) + 20 = 20x - 15 -25x + 20 = -5x + 5 = 5 - 5x
8) -(c + 2) - 2(4 - 3c) = -c - 2 - 8 + 6c = 5c - 10
1) 5a + 3a = 8a
2) 14x - 19x = -5x
3) -m - m = -2m
4) 5y - 2y - 7y = -4y
5) 3a + 4b - 10b + 7a = 10a - 6b
6) -4(1 - 2y) + 1 = -4 + 8y + 1 = -3 + 8y = 8y - 3
7) 20x - 5(3 + 5x) + 20 = 20x - 15 -25x + 20 = -5x + 5 = 5 - 5x
8) -(c + 2) - 2(4 - 3c) = -c - 2 - 8 + 6c = 5c - 10