$$5x+5=28+7-2x$$
$x = \frac{30}{7} = 4\frac{2}{7} \approx 4.285714286$
$$5x+5=35-2x$$
$$5x+5+2x=35$$
$$7x+5=35$$
$$7x=35-5$$
$$7x=30$$
$$x=\frac{30}{7}$$
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