Mathematics
8 Online
OpenStudy (anonymous):
solve 6x-24x=126
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OpenStudy (anonymous):
i got to \[\frac{ 24\pm \sqrt{-2448} }{ 12 }\]
OpenStudy (anonymous):
is this a quadratic equation?
OpenStudy (anonymous):
its written the same as the other one
OpenStudy (anonymous):
it doesnt say
OpenStudy (anonymous):
6x-24x=126
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OpenStudy (anonymous):
there is no square
OpenStudy (anonymous):
how do i solve then?
OpenStudy (anonymous):
the answers are like the other one too
OpenStudy (anonymous):
just checking, you wrote the equation correctly? 6x-24x=126
OpenStudy (anonymous):
oooo no i did not the 6x is 6x^2
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OpenStudy (anonymous):
other then that yes
OpenStudy (anonymous):
this changes alot
OpenStudy (anonymous):
6x^2-24x=126
OpenStudy (anonymous):
now you can solve with the quadratic formula
OpenStudy (anonymous):
i tried that but -2448 doesnt square and thats what i got for inside the √
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OpenStudy (anonymous):
hmm
OpenStudy (anonymous):
i got it i had signs messed up
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
remember, 6x^2 + (-24x) + (-126)
OpenStudy (anonymous):
= 0
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OpenStudy (anonymous):
i'll have to leave after this one, if you have any questions, now's the time to ask them
OpenStudy (anonymous):
i posted another one but i dont have any other questions for this one
OpenStudy (anonymous):
the other one is exactly the same, just different numbers
OpenStudy (anonymous):
i'm stuck on the √ again