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Solve the equation 1/ x+4 - 1/ x-7 = 11/30 , x≠ -4 , 7 |
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Answer» Step-by-step explanation: x-7-x+4/x+4(x-7)=11/30 -3/x(x-7)+4(x-7)=11/30 -3/x²-7x+4x-28=11/30 -3/x²-3x-28=11/30 -90=11x²-33x-28x11 |
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