anonymous
  • anonymous
Use substitution to solve the system. 2x+3y=10 y=3x+7
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
@Nnesha @phi
anonymous
  • anonymous
@zepdrix
MrNood
  • MrNood
the second equation tells you that y EQUALS 3x+7 SO Go to the first equation - and wherever there is a y you can write 3x+7 when you do that you can see that there is only x in the new equation - so you can work out x Do that first...

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anonymous
  • anonymous
2x+3(3x+7)= 10?
MrNood
  • MrNood
yes- good now distribute the 3 into th ebracket - and collect 'like terms' together

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