Question

Which ordered pair is the solution to the system of equations?

x + y = 4
x - y = -6

A.


(2, 2)


B.


(1, −7)


C.


(−1, 5)


D.


(−2, 4)

Answer 1

x=4-y
x=-6+y
-6+y=4-y
2y=10
y=5
x=-1 -1, 5

Answer 2

C

Answer 3

I have 4 more, can you help?

Answer 4

@AlexandervonHumboldt2
4 More

Answer 5

ok but please post thm in separate post and tag me