what coordinate point is the solution to the system?
{3x+2y=8
{x-y=1
y=x-1 so 3x+2(x-1)=8
3x+2x-2=8
5x-2=8
5x=10
- -
5 5
x=2
Then 2-y=1
-2 -2
-y=-1
y=1
Well, to cut the crap the answer is (2,1)
{3x+2y=8
{x-y=1
y=x-1 so 3x+2(x-1)=8
3x+2x-2=8
5x-2=8
5x=10
- -
5 5
x=2
Then 2-y=1
-2 -2
-y=-1
y=1
Well, to cut the crap the answer is (2,1)