B×x÷a + a×y÷b =a^2 +b^2 and x+y=2 ab solve the equation by substitution method

B×x÷a + a×y÷b =a^2 +b^2 and x+y=2 ab solve the equation by substit

1.	B×x÷a + a×y÷b =a^2 +b^2 and x+y=2 ab solve the equation by substitution method
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