SOLUTION: i need to factor this out the problem is 6a^2+7a-3 and im just getting stuck

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Question 456589: i need to factor this out the problem is 6a^2+7a-3 and im just getting stuck
Found 2 solutions by robertb, edjones:
Answer by robertb(5830) About Me  (Show Source):
Answer by edjones(8007) About Me  (Show Source):
You can put this solution on YOUR website!
6a^2+7a-3
6*-3=-18. Two factors of -18 whose sum is 7 are +9 and -2.
6a^2+9a-2a-3
=3a(2a+3)-(2a+3)
=(3a-1)(2a+3)
.
Ed