Question

plz help
x+y=o
5x+2y=-3

Answer 1

yayyyy you posted the question!

Answer 2

Not so hard eh?

Answer 3

my crome book is just annoying

Answer 4

y=-x
substitute in other eq. and find the value of x and then y

Answer 5

i dont understand how dose that work (i was sick on the day we learned this)

Answer 6

please post the directions with the question next time.
Here you need to solve the simultaneous equation, right?
One method is outlined above by @sshayer

Answer 7

the directions say solve each system of equasions