SOLUTION: Solve by substitution. x-y=6 x=y+2

Question 231939: Solve by substitution.

x-y=6
x=y+2

Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
x-y=6
x=y+2
(y+2)-y=6
y+2-y=6
0=6-4
0=2 no solution.
Proof:
x-y=6
-y=-x+6
y=x-6 (red line)
x=y+2
y=x-2 (green line)
(graph 300x200 pixels, x from -6 to 5, y from -10 to 10, of TWO functions x -6 and x -2).
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