kalieah2004walker kalieah2004walker

01-08-2021
Mathematics

contestada

What is the value of x in the equation 3x - y = 18, when y = 27?

Respuesta :

jessmzhou4 jessmzhou4

01-08-2021

Answer:

Substitute in the y-value to the equation:

[tex]3x-y=18\\\\3x-27=18\\\\3x=18+27\\\\3x=45\\\\x=15[/tex]

Therefore, the value of x is 15.

Answer Link

wegnerkolmp2741o wegnerkolmp2741o

01-08-2021

Answer:

x=15

Step-by-step explanation:

3x - y = 18

Let y= 27

3x - 27 = 18

Add 27 to each side

3x-27+27 = 18+27

3x= 45

Divide each side by 3

3x/3 = 45/3

x = 15

Answer Link

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