Question 346649
1.{{{5x-y=13}}} 
2.{{{5x+6y=-8}}}
Subtract eq. 1 from eq. 2,
{{{5x+6y-5x+y=-8-13}}}
{{{7y=-21}}}
{{{highlight(y=-3)}}}
Then use either equation to solve for {{{x}}},
{{{5x+3=13}}}
{{{5x=10}}}
{{{highlight(x=2)}}}
The system has one solution and is consistent and independent.