Question

Use the graph to state the solution for the system.

x – y = 4 (line a)
x + y = 4 (line b)





A.
(0, 4)

B.
(4, 0)

C.
(–4, 0)


D.
(0, –4)

Answer 1

Step-by-step explanation:

I. x - y = 4 --> y = x - 4

II. x + y = 4 --> y = 4 - x

Solution is x = 4 and y = 0