0
Anonymous
The coefficient is 5.
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5a + 3 + (2a - 2) + a= 5a + 3 + 2a - 2 + a= 8a + 1
2a + 10 + 5a - 2 = (2a + 5a) + (10 - 2) = 7a + 8
It is the 2.
5a
6a + 2