The answer is letter B but I got letter D for my answer... What did I do wrong?

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- Jul 17th 2013, 11:29 PMasilvester635Solving/Factoring an equation
The answer is letter B but I got letter D for my answer... What did I do wrong?

- Jul 18th 2013, 12:28 AMchiroRe: Solving/Factoring an equation
Hey asilvester635.

Hint: ab + ac = a*(b+c). - Jul 18th 2013, 03:26 AMProve ItRe: Solving/Factoring an equation
Chiro's suggestion for looking for common factors is a good one, but your method is fine as well.

When you get to , you should note that , so the two numbers that multiply to give -30 and add to give -13 are -15 and 2. So you should get