SOLUTION: 63x2 − 10x − 25 = 0

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Question 1205824: 63x2 − 10x − 25 = 0
Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
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Factoring? Look for numbers which give the lead and constant coefficients and check the combinations.

63=21*3=7*9, and 25=25*1=5*5.

(7 - 5)(9 + 5), -45 and +35------------------THIS ONE
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(7 + 5)(9 - 5), 45 and -35
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(7 - 25)(9 +1), 7 and -225
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(7 +25)(9 -1), -7 and +225

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