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Unformatted text preview: 1. Plug the answers back in into ONE only, or two if you are a little bit uncertain still. 2. Solve using one way, then check by solving using another way (preferably graphing) then check by substituting answers 3. Do all 3 ways and check by plugging back in!...
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 Spring '09
 mcmillian
 Math, Linear Equations, Equations

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