Question

Solve the pair of linear eqations 5x-y =2 and x-y =-2 graphically

Answer 1

5x-y=2 ....i

x-y=-2 .....ii

x=y-2 ......iii

5(y-2)-y=2

5y-10-y=2

4y-10=2

4y=10+2

4y=12

y=12/4

y=3

x=y-2

x=3-2

x=1