Question

Solve using substitution:

y=x-2
x+y=10

Answer 1

x+y=10
x+x+2=10
2x+2=10
2x=8
x=4

Answer 2

y=4-2
y=2

Answer 3

oops minus 2 x+x-2=10
+2=12
2x-2=10
2x=12
x=6

Answer 4

y=6-2
y=4

Answer 5

theres the right answer sorry

Answer 6

Which one?

Answer 7

x=6 y=4

Answer 8

THANK YOU SO MUCH!!!!! :D :D

Answer 9

ur welcome

Answer 10

thanks for medal ;)

Answer 11

Your Welcome!! :)