Question

i) Solve the following Simultaneous equations Graphically.
3x-y-2=0;
2x+y=8..........​

Answer 1

Answer:

3x-y=2..........(1)

2x+y=8..........(2)

get eq.1 + eq.2

we get 5x=10

x=2.that value put in eq 1

3x-y=2

3(2)-y=2

6-y=2

6-2=y

4=y

:the ans.is (2,4)