Question

3/4x + 3/1+x=1

Answer 1

$frac{3}{4}x + frac{3}{1} +x = 1$
$1 frac{3}{4} x = -2$
$x=2 : 1 frac{3}{4}=2 * frac{4}{7}= frac{8}{7} =1 frac{1}{7}$