\(\dfrac{x+3y}{x} = 7 =\ \textgreater \ \text{Equation}\)
\(1+ \dfrac{3y}{x}= 7\)
\(\text{Subtract 1 from both sides}\)
\(\dfrac{3y}{x}=7-1\)
\(\dfrac{3y}{x}=6\)
\(\text{Multiply both sides by x}\)
\(3y=6x\)
\(\text{Divide both sides by 6}\)
\(\dfrac{3y}{6}=x\)
\(x= \dfrac{y}{2}\)
