Noora7939 Noora7939
  • 07-05-2015
  • Mathematics
contestada

Which is an equation?
a. 17 + x
b. 45 / x
c. 20x = 200
d. 90 - x

Respuesta :

vuvuong003
vuvuong003 vuvuong003
  • 07-05-2015
C. 20x = 200 because an equation always has an equal sign and other three are expressions because it doesn't have any signs, hoped this helped:)
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