Dr Gulshan S. answered • 02/13/17
Tutor
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Experienced Physics Tutor with a PhD
-2X +5 =-1........ Equation 1
and 3X +2Y =11...Equation 2
From Eq 1
-2X = -1 -5 or -2X = -6 or X= 3
Substituting in Eq 2
3x3 +2Y = 11
9 +2Y = 11 or 2Y =11-9 or 2Y = 2 or Y= 1
So X = 3 and Y =1
