Question

x+2y=3 and 2x+y=1 elimination​

Answer 1

x+2y=3..........(a)

2x+y=1..........(b)

Multiply eq. (a) with 2 to get eq. (c),i.e.

2x+4y=6........(c)

Now, eq.(c)-eq.(b) gives

3y=5 or y=5/3

Put y=5/3 in eq. (a).

So, x=-1/3

Ans.

x=-1/3

y=5/3