reanneolson reanneolson
  • 28-06-2016
  • Mathematics
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Graph the system of linear inequalities y+x=600 and x=4y

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antonio9990
antonio9990 antonio9990
  • 28-06-2016
[tex]\displaystyle \left \{ {{y+x=600 } \atop {x=4y}} \right. \\ \\ y+4y=600 \\ 5y=600 \\ y=600:5 \\ y=120 \\ \\ \\ x=4y \\ x=4\cdot120 \\ x=480[/tex]
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