Seudónimo Seudónimo
  • 17-04-2017
  • Mathematics
contestada

Which expression represents 92 decreased by an unknown number?

A.
92 ÷ z

B.
92 + z

C.
92 z

D.
92 – z

Respuesta :

mshartjamie
mshartjamie mshartjamie
  • 17-04-2017
D.92-z because you are subtracting which is decreasing 
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PixyStix11
PixyStix11 PixyStix11
  • 17-04-2017
D shows 92 decreased by an unknown number
the unknown number is replaced by a variable. In this equation the variable is Z.
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