Hell19752007 Hell19752007
  • 25-05-2021
  • Mathematics
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solve the simultaneous equation 3a+4c= 67 5a+6c= 106

solve the simultaneous equation 3a4c 67 5a6c 106 class=

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Saladin0127 Saladin0127
  • 25-05-2021
3a+4c=67
5a+6c=106

9a+12c=201
10a+12c=212

-a=-11
a=11

33+4c=67
4c=34
c=8.5

A=11; C=8.5
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