Question

Dacă x-4 supra trei =1, (3)

Answer 1

[tex]\frac{x-4}{3}=1,(3)\\ \frac{x-4}{3}=1\frac{3}{9}\\ \frac{x-4}{3}=\frac{4}{3}\\ x-4=4\Rightarrow \boxed{\boxed{\boxed{x=8}}}[/tex]