Question

Solve the simultaneous equations by graphic method:
x+y=7 ; x-y=1

Answer 1

Answer:

x=4,y=3

Step-by-step explanation:

x=7-y.............................      1

x=1+y.............................     2

7-y=1+y

6=2y

y=3

x=7-y=7-3=4

Hope it helps...........