Question

| 3х -5|=7 плииииииз

Answer 1

(3*х-5)=7
7+5=12
х=12:3
х=4
-------------
(3*4-5)=7
7=7

Answer 2

$|3x -5|=7$

$left[begin{array}{c}3x -5=7\3x -5=-7\end{array}right Rightarrow left[begin{array}{c}3x=12\3x=-2\end{array}right Rightarrow left[begin{array}{c}x_1=4\x_2=- frac{2}{3} \end{array}right$

Ответ:  $x_1 = 4 ; x_2 = - frac{2}{3}$