3,7z-z=,54 решение и ответ

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To solve the equation 3z - z = 54, we first simplify the left side of the equation:

3z - z = 2z

Now the equation becomes:

2z = 54

To solve for z, we divide both sides of the equation by 2:

2z/2 = 54/2
z = 27

Therefore, the solution to the equation 3z - z = 54 is z = 27.