Question

What is your solution set for
x + y = 0
x - y + 2 = 0

Answer 1

i think
x+y= 0
x-y=-2
x= -2

Answer 2

What hager did was elimination. Do you understand?

Answer 3

Sadly, that isn't even correct.

Answer 4

x+y= 0
x-y=-2
_______
2x = -2

x = -1
y = 1

Answer 5

\(\Huge\mathsf{*clap\ clap\ clap*}\)

Answer 6

Thanks guys lol

Answer 7

oh sorry i was in rush hero is right