document.write( "Question 370948: How do I solve (y2 + 10y + 21)/(y + 7) ? \n" ); document.write( "
Algebra.Com's Answer #264343 by robertb(5830)\"\" \"About 
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To simplify, factor out the numerator: y2 + 10y + 21 = (y+3)(y+7). The common factor y + 7 will cancel with the y+7 at the denominator, so in least terms the expression is equal to y+3. \n" ); document.write( "
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