Question

solve ill have to send photo

Answer 1

Given the following equation:

3|x| = 12

$\begin{gathered} 3|x|\: =\: 12 \\ \div3 \\ \frac{3x}{3}=\frac{12}{3} \\ 12\div3=4 \\ |x|=4 \\ |u|=a,a>0 \\ x=4,-4 \end{gathered}$

Applying the absolute rule to solve the