Question

2) Adding equations (III) and (IV)
x + y = 6
= x + y = 2
2y=8
у
Substituting value ofy in equation (III). We get x=(....) - (....)
..x=2​

Answer 1

x+y=6...(¡¡¡)

x+y=2...(IV)

2y =8

y =4

substitute value of y in equation (iii)

x+y=6

x+4=6

x=6-4

x= 2