Question 384632
-2x+3y=1.................1
x-y=1..................2
x=y+1
substitute x in (1)
-2(y+1)+3y=1
-2y-2+3y=1
y-2=1
+2    +2
y=3
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plug value of y in (2)
x-y=1
x-3=1
+3    +3
x=4
{{{(highlight(x=4y=3))}}}
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