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Mathematics 21 Online
OpenStudy (anonymous):

ok heres a simple one for you guys 5x^2+5x-30=0 can you solve this by factoring or using the quadratic equation? i know the answer but i want to see who gets it right :)

OpenStudy (anonymous):

you just want the answer?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

-3 and 2

OpenStudy (anonymous):

divide by 5 5(x^2 + x -6) the expression in brackets factors =

OpenStudy (anonymous):

ktklown is right jimmy you didnt finish factoring out

OpenStudy (anonymous):

(x+3)(x-2) = 0 x = -3 or 2 as ktklown stated

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