Question
$$-5(-2x-5)-2x-2 = 15$$
Answer
$$ x = -1 $$
Explanation
$$ \begin{aligned} -5(-2x-5)-2x-2 &= 15&& \text{simplify left side} \\[1 em]-(-10x-25)-2x-2 &= 15&& \\[1 em]10x+25-2x-2 &= 15&& \\[1 em]8x+23 &= 15&& \text{ move 23 to the right } \\[1 em]8x &= 15-23&& \\[1 em]8x &= -8&& \text{ divide both sides by $ 8 $ } \\[1 em]x &= -\frac{8}{8}&& \\[1 em]x &= -1&& \\[1 em] \end{aligned} $$
This page was created using
Equations Solver