Answer:
x= 1; y=2
Step-by-step explanation:
x+y=3;
-3x+2y=1
To use elimination we must eliminate one of the variables. To do eliminate the x multiply the top equation by 3.
3x+3y=9
-3x+2y=1
Now add the 2 equations to eliminate
5y=10
y=2
Plugin y into another equation.
x+2=3
-2=-2
x=1
