Answer:
Second option is the right choice.
Step-by-step explanation:
Divide the second equation by -5 and you'll get the equation same as first equation.
[tex]\frac{5x}{-5}-\frac{20y}{-5}=\frac{-5}{-5}\:\:\:\rightarrow \:\:\:-x+4y=1[/tex]
So, it has infinite many solutions.
