Question 1136766
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{{{x/(x+5)-(x-1)/(x+4) = 5/42}}}<br>
{{{((x^2+4x)-(x^2+4x-5))/((x+5)(x+4)) = 5/42}}}<br>
{{{5/(x^2+9x+20) = 5/42}}}<br>
{{{x^2+9x+20 = 42}}}<br>
{{{x^2+9x-22 = 0}}}<br>