hnrhea99
hnrhea99 hnrhea99
  • 19-02-2016
  • Mathematics
contestada

How many solutions does the following equation have

-3x+9-2x= -12x-5x

No solution
Exactly one solution
Infinitely many solutions

Respuesta :

orlando21 orlando21
  • 19-02-2016
-3x-2x+12x+5x=-9
-5x+12x+5x=-9
-5x+17x=-9
-12x=-9
x=-9+12
×=-3
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