SOLUTION: Factor this problem and check, Please a(a+1) - 3(a+1) I come up with 3a�+3a�-3a�+3a but can not get it to factor back on my check.

SOLUTION: Factor this problem and check, Please a(a+1) - 3(a+1) I come up with 3a�+3a�-3a�+3a but can not get it to factor back on my check.

Algebra.Com

Question 323334: Factor this problem and check, Please
a(a+1) - 3(a+1)
I come up with 3a�+3a�-3a�+3a but can not get it to factor back on my check.

Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
a(a+1) - 3(a+1)
= (a - 3)*(a + 1)

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