Question

SOLVE BY ELIMINATION.

x-2y=2
3x+y=6

Answer 1

`\left \{ {{x-2y=2} \atop \cdot2} \right. \\\\ \left \{ {{x-2y=2} \atop {6x+2y=12}} \right. \\+-----\\\\7x=14\ \ \ \ |:7\\x=2\\\\2-2y=2\\-2y=2-2\\-2y=0\\y=0\\\\ \left \{ {{y=0} \atop {x=2}} \right.`