Find the unique solution of 3x-5y=11 and -3x-5y=11
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Answer:
3x-5y = 11
x = 11+5y/3
When y =1 ,
x = 11 + 5 / 3 = 16/3 = 5 1/3
When y = -2
x = 11-10/3 = 1/3
Sorry if it is wrong...
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