x + y = 11 ; 2x -3y = 7
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Answer:
Step-by-step explanation:
X+y=11-------( 1 )---*2
2x-3y=7-------( 2 )----*1
So subtracting 1 from 2 we get-
2y+3y=22-7
Or, 5y= 15
Or, y=3.
So x=11-3
Or, x= 8
So x=8; y=3
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