we have to find equation similar to
[tex] 2x=4 [/tex]
Firstly , we can divide both sides by 2
[tex] \frac{2x}{2} =\frac{4}{2} [/tex]
[tex] x=2 [/tex]
now, we can multiply both sides by 3
[tex] 3*x=3*2 [/tex]
we get
[tex] 3x=6 [/tex]............Answer