SOLUTION: Find value of 'a' for 5a=4a-7. Not sure how do go about getting the variable on one side of = sign. HELP!!!???

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Question 402390: Find value of 'a' for 5a=4a-7. Not sure how do go about getting the variable on one side of = sign. HELP!!!???
Answer by rfer(16322)   (Show Source): You can put this solution on YOUR website!
5a=4a-7
subtract 4a from both sides
a=-7

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