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What is the result of multiplying the first equation by −3 and adding to the second equation?

5x−2y=−2

3x+y=12


A: -10x+8y=15
B: 12x+7y=18
C: -12x+7y=18
D: 8x-y=10

User BConic
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1 Answer

9 votes

Answer:

The answer is a _10×+8y=15

User Pierrea
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