3x-z=9

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Solution for 3x-z=9 equation: 


Simplifying
3x + -1z = 9

Solving
3x + -1z = 9

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add 'z' to each side of the equation.
3x + -1z + z = 9 + z

Combine like terms: -1z + z = 0
3x + 0 = 9 + z
3x = 9 + z

Divide each side by '3'.
x = 3 + 0.3333333333z

Simplifying
x = 3 + 0.3333333333z

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