SOLUTION: a(a+1)-3(a+1)=

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Question 200429: a(a+1)-3(a+1)=
Found 2 solutions by jim_thompson5910, rfer:
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
a%28a%2B1%29-3%28a%2B1%29=%28a-3%29%28a%2B1%29


Simply factor out the GCF a%2B1

Answer by rfer(16322) About Me  (Show Source):