SOLUTION: x=2y y=x-2 solve using substitution.

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Question 253892: x=2y
y=x-2
solve using substitution.
Found 3 solutions by richwmiller, stanbon, checkley77:
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
plug 2y in y=x-2 for x.
y=(2y)-2

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
x=2y
y=x-2
solve using substitution.
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Substitute for "x" and solve for "y":
y = 2y - 2
y = 2
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Since x = 2y, x = 4
----
Solution: (4,2)
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Cheers,
Stan H.

Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
x=2y
y=x-2 replace x with (2y) in this equation *& solve for y
y=2y-2
y-2y=-2
-y=-2
y=-2/-1
y=2 ans.
x=2*2
x=4 ans.
Proof:
2=4-2
2=2