SOLUTION: How do I solve (y2 + 10y + 21)/(y + 7) ?

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Question 370948: How do I solve (y2 + 10y + 21)/(y + 7) ?
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
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.