[tex] - 3 = \frac{x}{5} [/tex]
Multiply by 5 on both sides ,
[tex] = > ( - 3) \times 5 = ( \frac{x}{5} \times 5 \\ \\ \\ = > - 15 = \frac{x}{ \cancel{5}} \times \cancel{5} \\ \\ \\ = > - 15 = x \times 1 \\ \\ \\ = > - 15 = x[/tex]
After solving, we get the value of x that is - 15
