You can put this solution on YOUR website! x+2/5x+20 = ?/5(x-2)(x+4)
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(x+2)/(5(x+4)) = ?/[5(x-2)(x+4)]
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Multiply both sides by 5(x+4) to get:
(x+2)/1 = ?/(x-2)
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? = (x+2)(x-2)
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? = (x^2-4)
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Cheers,
Stan H.
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