Question 987151
{{{(-1/6x)(x+3)=(1/4)(3-x)}}} Multiply by 12x
{{{(-2)(x+3)=(3x)(3-x)}}}
{{{-2x-6=9x-3x^2}}}
{{{0=11x+6-3x^2}}}
{{{3x^2-11x-6=0}}}
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*[invoke quadratic "x", 3, -11, -6 ]