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What is the first step to solve the following system of equations using substitution?{x−y=12{2x−y=12 A) Solve the first equation for x.B)Add the two equations together.C) Multiply the first equation by 2.D)Divide the second equation by 2.

User Rajarshi Das
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1 Answer

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Solution

A) Solve the first equation for x.

User Modest
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