Question

{3x+y=13
{x-2y=2
.........​

Answer 1

3x + y = 13      *(2)

x - 2y = 2

6x + 2y = 26

x - 2y = 2

7x = 28

x = 28/7

x = 4

x - 2y = 2

4 - 2y = 2

2y = 4 - 2

2y = 2

y = 2/2

y = 1

( 4, 1 )