anonymous
  • anonymous
2m+n=-5 2m+3n=7
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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UnkleRhaukus
  • UnkleRhaukus
second equation minus the first 2n=12 n=6
UnkleRhaukus
  • UnkleRhaukus
2m+6=-5 2m=-11 m=-11/2
anonymous
  • anonymous
ok this is where im lost. i was gonna do it as 2m+2m=4m and n+3n=4n, -5+7=2. Is that right?

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anonymous
  • anonymous
so my answer then would be 4m+4n=2?

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