natibarra0821 natibarra0821
  • 15-06-2020
  • Mathematics
contestada

Subtract the equations 5x+4y= 25 -(5x+2y=3)

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gkev7 gkev7
  • 15-06-2020
If you subtract you will get 2y=22. The x’s cancel out. Divide both sides by 2 and you get y=11.
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