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−x+3y=−15, 3x+3y=21 elimination
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−x+3y=−15, 3x+3y=21 elimination

User Udog
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1 Answer

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Answer: x= - 6/7, y= - 129/12

Explanation:

use the addition/elimination method to solve for x. then sub in and test then lastly, multiply everything by 7 to eliminate the fraction

User Mpjdem
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