18-02-2021
Mathematics

contestada

3x + 80 = 12x - 1
what’s the value of x ?

Respuesta :

Yang100 Yang100

18-02-2021

Answer:

9

Step-by-step explanation:

3x+80=12x-1

80=12x-3x-1

80=9x-1

9x=80+1

9x=81

x=81/9

x=9

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