[tex]3(x-2)=x+2\\3x-6=x+2\\3x-x=6+2\\2x=8\\x=4[/tex]
[tex]\displaystyle\bf\\3(x-2)=x+2\\\\3\cdot x-\underbrace{3\cdot 2}_{6}=x+2\\\\3x-6=x+2\\\\3x-x=2+6\\\\2x=8\\\\x=8:2\\\\x=4[/tex]
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[tex]3(x-2)=x+2\\3x-6=x+2\\3x-x=6+2\\2x=8\\x=4[/tex]
[tex]\displaystyle\bf\\3(x-2)=x+2\\\\3\cdot x-\underbrace{3\cdot 2}_{6}=x+2\\\\3x-6=x+2\\\\3x-x=2+6\\\\2x=8\\\\x=8:2\\\\x=4[/tex]