$$ \begin{aligned} 4+2(x+5)+3x &= -16&& \text{simplify left side} \\[1 em]4+2x+10+3x &= -16&& \\[1 em]2x+14+3x &= -16&& \\[1 em]5x+14 &= -16&& \text{ move 14 to the right } \\[1 em]5x &= -16-14&& \\[1 em]5x &= -30&& \text{ divide both sides by $ 5 $ } \\[1 em]x &= -\frac{30}{5}&& \\[1 em]x &= -6&& \\[1 em] \end{aligned} $$
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