if (x+y,x-y) = (5,1) then 2x-3y
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Step-by-step explanation:
if x=3,y=2 why because,
(x+y=5)=3+2=5
(x-y=1)=3-2=1
so, 2x=2(3)=6
3y=3(2)=6
2x-3y=6-6=0
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