Jdarmanie Jdarmanie
  • 29-01-2021
  • Mathematics
contestada

can someone help me with number 3 it’s a substitution method

can someone help me with number 3 its a substitution method class=

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drdanielm
drdanielm drdanielm
  • 30-01-2021
x is 7 and y is 9
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