Question

$3x + 5y = 1 \\ 2x - y = 5$
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Answer 1

3x+5y=1
5(2x-y=5)
——————
3x+5y=1
10x-5y=25
——————
13x+0y=26

13x=26
X=26/13
X=2

Y=1-3x/5
Y=1-3•2/5
Y=1-6/5
Y=-5/5
Y=-1