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Equation 1: x + 3y = 1

Equation 2: -3x – 3y = -15
1. Looking at the system of equations above, what variable can you eliminate by adding the two equations? Explain.

User Plieb
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1 Answer

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you can eliminate the y values because the first equation is a positive 3y while the second equation is a negative 3y
User Alan Yu
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