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Can someone please show all the steps to solving this equationx(x-7) -4(x-7)=0
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jerry094

by jerry094 at April 17, 2010

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distribute x^2-7x-4x+28 = 0 combine like terms x^2-11x+28 = 0 factor (x-7)(x-4) = 0 x-7 = 0 or x-4 = 0 [must solve both equations] x=7 or x=4 is your answer
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Jiyoungy Jiyoungy April 17, 2010

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this function was already factored by grouping, so...(x-7)(x-4)=0x=7   x=4
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gibby. gibby. April 18, 2010

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They explained it well
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Raluchu Raluchu April 18, 2010

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