kiragoodwin17 kiragoodwin17
  • 13-04-2017
  • Mathematics
contestada

What is the solution to the equation 3/5n-4/5=1/5n ?
Explain please!
A: n=-1
B: n=2
C: n= 5/3
D: n=5/2

Respuesta :

cutiecat9 cutiecat9
  • 13-04-2017
The answer is 2.
Multiply to remove the fraction and set equal to zero and the solve. :)
Answer Link
AsianzBosszAJ AsianzBosszAJ
  • 13-04-2017
The answer is B

Work:

3/5n-4/5=1/5n

-Combine like terms

3/5n-4/5=1/5n
-3/5n      -3/5n

-4/5=-2/5n

Divide by -2/5

-4/5=-2/5n
/ -2/5

(the 5 crosses out leaving -4/-2)

n=2 :)
Answer Link

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