boujeekeke1
boujeekeke1 boujeekeke1
  • 04-02-2017
  • Mathematics
contestada

4y=x 3x-y=70
how to solve this problem using substitution

Respuesta :

anthony12341
anthony12341 anthony12341
  • 04-02-2017
4y=x
3(4y)-y=7012y-y=70
11y=70
y=70/11
4(70/11)=x
280/11=x
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