4a-1-2a = 5+3(2a-6)

Answer 1

4a - 1 - 2a = 5 + 3(2a - 6).
4a - 1 - 2a = 5 + 6a - 18,
4a - 2a - 6a = 5 - 18 + 1,
-4a = -12,
a = -12 / -4 = 3.

Answer 2

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