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Mathematics, 28.11.2019 16:31 coronadenise

Which properties justify the steps taken to solve the system?

{2a+7b=0
{3a-5b=31

drag the answers into the boxes to match each step.
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Which properties justify the steps taken to solve the system? {2a+7b=0 {3a-5b=31<

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Which properties justify the steps taken to solve the system?

{2a+7b=0
{3a-5b=31<...
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