5x+4y=13...(1)
4x+5y=14...(2)
then find (x-y)
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5x+4y=13...(1)
4x+5y=14...(2
subracting eq 1 and 2
5x -4x + 4y - 5y = 13 -14
x - y = -1
hope it is helpful
Answered by
0
Answer:
5x+4y=13
4x+5y=14
subtacting eqn 1and2
5x+4y=13
4x+5y=14
- - -
x-y=1
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