{(x,+,4y,=,-2),(-2x,+12y,=,9):}
Multiply equation (1) by 2
{(2x,+,8y,=,-4),(-2x,+12y,=,9):}
Add (1) and (2)
20y = 14
y = 14/20
y = 7/10
Subtitute y = 7/10 into equation (1)
x = -2 – 4y
x = -2 – 28/10
x = - 2 – 14/5
x = -24/5
Thus, the answer is (-24/5 , 7/10)