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OpenStudy (anonymous):
simplify the rational expression 4x-32 ------ 4x+28
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OpenStudy (solomonzelman):
H I N T : \[4x-32=4(x-8)\]\[4x+28=4(x+7)\]
OpenStudy (anonymous):
i dont know
OpenStudy (solomonzelman):
\[\frac{4(x-8)}{4(x+7)}\] \[\frac{\cancel{4} (x-8)}{\cancel{ 4} (x+7)}\]do you know now ?
OpenStudy (anonymous):
yes thank you
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