Answer
$\frac{11x}{12}$
Work Step by Step
$\frac{2x}{3}+\frac{x}{4}$
$\frac{2x\times4}{3\times4}+\frac{x\times3}{4\times3}$
$=\frac{8x}{12}+\frac{3x}{12}$
$=\frac{11x}{12}$
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