Question

Solve the simultaneous equation by using elimination method,,,,, Pls answer fast

Answer 1

here is your answer x=11,y=-1

Answer 2

$x + y = 10 \\ x - y = 12 \\ \\ 2x = 22 \\ hence \\ x = 11 \\ 11 - y = 12 \\ y = 11 - 12 \\ y = - 1$