Question
$$41 = 2x+11$$
Answer
$$ x = 15 $$
Explanation
$$ \begin{aligned} 41 &= 2x+11&& \text{ swap the left and right side of the equation } \\[1 em]2x+11 &= 41&& \text{ move 11 to the right } \\[1 em]2x &= 41-11&& \\[1 em]2x &= 30&& \text{ divide both sides by $ 2 $ } \\[1 em]x &= \frac{30}{2}&& \\[1 em]x &= 15&& \\[1 em] \end{aligned} $$
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