SOLUTION: 9(a-1)-13(a-2)=-3(2a+1)-2

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Question 806626: 9(a-1)-13(a-2)=-3(2a+1)-2
Answer by edjones(8007) About Me  (Show Source):
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9(a-1)-13(a-2)=-3(2a+1)-2
9a-9-13a+26=-6a-3-2
9a-13a+6a=-3-2+9-26
2a=-22
a=-11
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Ed