$$2/3X+1/2=10/5$$
$X = \frac{9}{4} = 2\frac{1}{4} = 2.25$
$$\frac{2}{3}X+\frac{1}{2}=2$$
$$\frac{2}{3}X=2-\frac{1}{2}$$
$$\frac{2}{3}X=\frac{4}{2}-\frac{1}{2}$$
$$\frac{2}{3}X=\frac{4-1}{2}$$
$$\frac{2}{3}X=\frac{3}{2}$$
$$X=\frac{3}{2}\times \frac{3}{2}$$
$$X=\frac{3\times 3}{2\times 2}$$
$$X=\frac{9}{4}$$
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