Question 12306
that's mean:
(1) y - 9 = 1
(2) -5x = 5

So,
y - 9 = 1
y = 1 + 9
y = 10

and,
-5x = 5
{{{x = 5/-5}}}
x = -1

Thus, x = -1 and y = 10. 
Ok