Question

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the value of x+y?
It 3x + 5y=9 and 5x+3y=7 then what is the value of x+y?​

Answer 1

Answer:

$3x + 5y = 9 \\ 5x + 3y = 7 \: \: \: \: (adding) \\ 8x + 8y = 16...(1) \\ \\ x + y = 2$

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