Question 109896

3x -y  =2    ......eq 1
x +2y =10  ......eq 2


Multiply eq1 by 2

6x -2y  =4
x +2y =10 


Add the above equations

7x =14
x=2


Substitute x = 2 in eq 1
3x -y  =2
3(2) -y  =2
6 - y =2
-y = -4
y = 4


x = 2, y = 4