Originally Posted by
euclid2 3x + 4y = -6
2x + 5y = -11
use elimination multiply the first by -2 and the second by three
(3x + 4y = -6)*-2
(2x + 5y = -11)*3
-6x-8y=12
6x+15y=-33
cancel the x's
-8y=12
15y=-33
7y= - 21
y= - 21/7
y= - 3
now sub to find x