(a+b)x+(a-b)y=a^2 +b^2, (a-b)x+(a+b)y=a^2 +b^2 Solve it by substitution method

(a+b)x+(a-b)y=a^2 +b^2, (a-b)x+(a+b)y=a^2 +b^2 Solve it by substitutio

1.	(a+b)x+(a-b)y=a^2 +b^2, (a-b)x+(a+b)y=a^2 +b^2 Solve it by substitution method
Answer» Very lendhy..