treyvone761 treyvone761

08-02-2018
Mathematics

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how do you know that substitution give a you the answer to a system of equations

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makaylaharvey7 makaylaharvey7

08-02-2018

Solve each system by substitution. Check your solution. Writing How do you know that substitution gives the answer to a system of equations? ... You Would solve the second equationfor y and then substitute back into the first equation.

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