Question

Solve the given pair of linear equations(a - b)x + (a + b)y = a2 - 2ab - b2(a + b) (x + y) = a2 + b2

Answer 1

(a - b)x + (a + b)y = a2 - 2ab - b2(a + b) (x + y) = a2 + b2 equals (a-b)*x+(a+b)*y=a2-2*ab+(-x-y)*b2(a+b)=a2+b2