$$ \begin{aligned} 2(x+3) &= 5(x+10)&& \text{simplify left and right hand side} \\[1 em]2x+6 &= 5x+50&& \text{move the $ \color{blue}{ 5x } $ to the left side and $ \color{blue}{ 6 }$ to the right} \\[1 em]2x-5x &= 50-6&& \text{simplify left and right hand side} \\[1 em]-3x &= 44&& \text{ divide both sides by $ -3 $ } \\[1 em]x &= -\frac{44}{3}&& \\[1 em] \end{aligned} $$

This page was created using