Explanation
Given
[tex]\frac{x}{5}=y+25[/tex]We are asked to make x the subject of the formula. This can be seen below.
The first step is to multiply through by 5
[tex]\begin{gathered} 5(\frac{x}{5})=5(y+25) \\ x=5y+125 \end{gathered}[/tex]Answer: x =5y + 125