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40 +12y=52 15x-6y=9 what to multiply at the second equation
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40 +12y=52 15x-6y=9 what to multiply at the second equation

User Ifreak
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you’d do 15x=9-6y and then divide everything by 6. then you’d do 6y=15x-9 and divide by 15
User Enver Arslan
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