Question

Solve: $5(x-1)+2(x+3)+6=0.$

Answer 1

Find the value of $x$

$$\begin{gathered} 5(x–1)+2(x+3)+6=0 \\ \Rightarrow 5x–5+2x+6+6=0 \\ \Rightarrow 7x+7=0 \\ \Rightarrow 7x=–7 \\ \Rightarrow x=–1 \end{gathered}$$

Hence, $x=-1$ is the solution.