Catalinaarestrepo Catalinaarestrepo
  • 16-02-2016
  • Mathematics
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The product of 87 and an unknown number subtracted from 65 is equal to the product of -43 and the same number.

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angelamariacruzm
angelamariacruzm angelamariacruzm
  • 16-02-2016
yo no se :( porque mis capacidades no me dan
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ilgxn ilgxn
  • 16-02-2016
65-(87+x)= -43 +x

distribute the - its going to be 65-87-x = -43+x

-22-x = -43+x

-x= -21+x

-2x =-21

x= 21/2
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