# Solve for x: 0=3u-7x-9.

Solve for x: 0=3u-7x-9.
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Lughettitbn
Rewrite the equation as 3u-7x-9=0
3u-7x-9=0
Move all terms not containing x to the right side of the equation.
-7x=-3u+9
Divide each term in -7x=-3u+9 by -7 and simplify.
$x=\frac{3u}{7}-\frac{9}{7}$