Question

If x2 = 8x + y and y2 = x + 8y with x ≠ y, then the value of x2 + y2 is

Answer 1

Step-by-step explanation:

x²+y²=8x+y+x+8y

=9x+9y

=9(x+y)

Answer 2

Hola mate

Here is your answer -

x²+y² = 8x+y+x+8y

x²+y² = 9x+9y

x²+y² = 9(x+y)

Hope it helps you!