Question
$$5+3 = 2x+7$$
Answer
$$ x = \dfrac{1}{2} $$
Explanation
$$ \begin{aligned} 5+3 &= 2x+7&& \text{simplify left side} \\[1 em]8 &= 2x+7&& \text{ swap the left and right side of the equation } \\[1 em]2x+7 &= 8&& \text{ move 7 to the right } \\[1 em]2x &= 8-7&& \\[1 em]2x &= 1&& \text{ divide both sides by $ 2 $ } \\[1 em]x &= \frac{1}{2}&& \\[1 em] \end{aligned} $$
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