Question 253524
Multiply the first eq. by 6 and add to the second equation.
6x-6y-6x+6y=18+17
0=35
The result is inconsistent. 
There is no solution, the lines are parallel. 
{{{ graph( 300, 300, -5, 5, -5, 5, x-3, (17+6x)/6) }}}