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For the following system, use the second equation to make a substitution for x in the first equation.
3x + 2y=7
x-y+3 = 0
What is the resulting equation?
3x - y -3 + 2y = 7
3ly - 3) + 2y = 7
3y-3 + 2y = 7

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shaykhi

Answer:

The answer is either 3(x-y+3)+2y=7 or 3x-3y+9+2y=7, I can't understand the given multiple choice answers.

Step-by-step explanation:

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