zynir469 zynir469

13-02-2020
Mathematics

contestada

What is the value of x in the equation 3x - 1 / 9 y=18 when y equals 27?

Respuesta :

devishri1977 devishri1977

15-02-2020

Answer:

7

Step-by-step explanation:

[tex]3x-\frac{1}{9}y=18\\\\3x-\frac{1}{9}*27=18\\\\3x-1*3=18\\\\3x-3=18\\\\3x=18+3\\\\3x=21\\\\x=\frac{21}{3}\\\\x=7[/tex]

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