omeudeus
omeudeus omeudeus
  • 20-10-2019
  • Mathematics
contestada

o triplo de um número, menos 10 é igual ao próprio número mais 70. Qual é esse número?

Respuesta :

SilvanaMartins
SilvanaMartins SilvanaMartins
  • 20-10-2019

Answer: 40

Step-by-step explanation:

3x-10=x+70

3x-x=70+10

2x=80

x=80

    2

x=40

Answer Link
mohammedshanil190
mohammedshanil190 mohammedshanil190
  • 20-10-2019

Answer:

Step-by-step explanation:

Answer Link

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