SOLUTION: 3x^2+21x=0 SOLVING QUADRATIC EQUATIONS BY FACTORING

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Question 766217: 3x^2+21x=0
SOLVING QUADRATIC EQUATIONS BY FACTORING
Answer by ramkikk66(644)   (Show Source): You can put this solution on YOUR website!


Factoring out the common element of 3*x,



So, 3*x = 0 or x + 7 = 0

i.e. x = 0 or x = -7 are the two roots of the quadratic.

Hope this helps :)

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