*Inverse of add. 27 is sub. 27
*Inverse of mult. by -7 is div. by -7
*Get all the x terms on one side
*Inverse of sub. 1 is add. 1
*Get all the a terms on one side
*Inverse of sub. 5 is add. 5
*Inverse of mult. by 5 is div. by 5
*Get all the x terms on one side
So, the answer is no solution.
Last revised on July 26, 2011 by Kim Seward.
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