Answer :
Answer and Step-by-step explanation:
[tex]\huge\boxed{ Answer:~\frac{26}{9} }[/tex]
Step 1:Subtract 4x from both sides:
[tex]13x+12-4x=4x+38-4x[/tex]
[tex]9x+12=38[/tex]
Step 2: Subtract 12 from both sides:
[tex]9x+12-12=38-12[/tex]
[tex]9x=26[/tex]
Step 3: Divide both sides by 9:
[tex]\frac{9x}{9} =\frac{26}{9}[/tex]
[tex]x=\frac{26}{9}[/tex]