Answer
$x=-\frac{1}{14}$
Work Step by Step
$\frac{1}{2}(2x-1)=-\frac{1}{7}-\frac{3}{7}$
$\frac{1}{2}(2x-1)=-\frac{4}{7}$
$(2x-1)=-\frac{4}{7}\times\frac{2}{1}$
$2x=-\frac{8}{7}+1$
$x=-\frac{1}{7}\div2$
$x=-\frac{1}{14}$
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