abbie1
Solve. 3x^2 = 15x + 21



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anonymous
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start with
\[x^2=5x+7\] or
\[x^2+5x7=0\] then quadratic formula it out

abbie1
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ok thanks. I got 5+root 53/2??

abbie1
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is that correct

abbie1
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@NerdTime1997???

rizwan_uet
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yessss