SOLUTION: solve the system of equation using substitution method.enter as ordered pair. x+7=3 y=8

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Question 716246: solve the system of equation using substitution method.enter as ordered pair.
x+7=3
y=8
Answer by checkley79(3341) About Me  (Show Source):
You can put this solution on YOUR website!
x+7=3
x=3-7=-4 ans.
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y=8 ans.
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Where is the opportunity to substitute?????????????????????