Verified Answer :

\(5x + 12= 18 \\ 5x=6\\ x=\dfrac{6}{5}\)

Solutions 

Simplify brackets 

\(5x+12=18\) 

Subtract 12 from both sides 

\(5x=18-12\) 

Simplify 18−12 to 6 

\(5x=6\) 

Divide both sides by 5 

x=6/5