SOLUTION: x2+3x-28=0

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Question 986388: x2+3x-28=0
Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Need factors of 28 that add to 3. They are 7 and -4
(x+7)(x-4)=0
That occurs when each one is zero
x= -7, 4