Question

x-y=4,x+y=6 using multiple method

Answer 1

x-y=4

x+y=6

------------

-2y=-2

therefore

x=1

Answer 2

x-y = 4

x+y = 6

Putting X=0

O-y=4

y=4

Putting X=1

1-y=4

y=4-1

y=3

Like this second eq also...