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5x - 6x + 2x - 3x
-x -x
-2x
B. -2p + (-3p) + (-6p) + 3q
-2p - 3p - 6p + 3q
-5p - 6p + 3q
-11p + 3q
C. -4y + (-4y) + 5y + (-10y)
-4y - 4y + 5y - 10y
-8y - 5y
-13y
D. -4m - (-m) + 3n - 5n
-4m + m + 3n - 5n
-3m - 2n
E. 6a + 3b + (-2a) + (-2b)
6a - 2a + 3b - 2b
4a + b
F. 8a + (-2b) - 3b - (-a)
8a + a -2b - 3b
9a - 5b