KotoriminamiLoveLive KotoriminamiLoveLive
  • 20-06-2018
  • Mathematics
contestada

For the following system, use the second equation to make a substitution for y in the first equation.

3 x + y = 2
y + 4 = 3 x

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vunderkid
vunderkid vunderkid
  • 26-06-2018
3x+y=2
y+4=3x

3x+3x-4=2
6x=6
x=1
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