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7Â years, 4Â months ago
7Â years, 4Â months ago
make two eqn
20x+ 30y=1
24x+ 16y=1
get relation.,
2x=7y
put the 2x =7y into eqn 1
you will get
70y+30y=1
-> y=1/100
->x=7/200
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