anonymous
  • anonymous
If you were to solve the following system by substitution, what would be the best variable to solve for and from what equation? 3x+6y=9 2x-10y=13 a)x in first equation b)x in second equation << i think its this just making sure c)y in first equation d)y in second equation
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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hartnn
  • hartnn
why you think so ?
anonymous
  • anonymous
well it is about which would be the best variable to me using 2x-10=13 would be easier
hartnn
  • hartnn
you know you can first simplify 3x+6y=9 and then you would try to find which one will be easier

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anonymous
  • anonymous
D: okay ill try that :)
anonymous
  • anonymous
okay so when simplified it become x+2y=3?
hartnn
  • hartnn
right, now which ones easy to isolate x? x+2y = 3 or 2x-10y =13 ?
anonymous
  • anonymous
the first ....
hartnn
  • hartnn
now you got it :)
anonymous
  • anonymous
:D thanks
hartnn
  • hartnn
welcome ^_^

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