Solve (a + 5b) - 2(a - 4) = 3(2a + b) - 7(a - 3) for b:

Solve (a + 5b) - 2(a - 4) = 3(2a + b) - 7(a - 3) for b:



A. 10.7

B. 6.5

C. 2.4

D. 5.6

E. 8.7.


Answer: B


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