Multiply Both Sides of Each Equation by a Common Denominator $\frac{1}{5} x+\frac{1}{5} y=-1$

Multiple Choice

Multiply both sides of each equation by a common denominator to eliminate the fractions. Then solve the system.
- $\frac{1}{5} x+\frac{1}{5} y=-1$
$x-y=-9$

A) $(-8,3)$
B) No solution
C) $(-7,2)$
D) $(7,3)$