x -9 divided by minus x + 7 is equal to minus 7 by 9
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Answer:
=> (X - 9)/(X + 7) = -7/9
[ By Cross Multiplication ]
=> 9(X - 9) = -7(X + 7)
=> 9X - 81 = -7X - 49
=> 9X + 7X = 81 - 49
=> 16X = 32
=> X = 32/16
=> X = 2
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