3a+z=9

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Solution for 3a+z=9 equation: 


Simplifying
3a + z = 9

Solving
3a + z = 9

Solving for variable 'a'.

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

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

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

Divide each side by '3'.
a = 3 + -0.3333333333z

Simplifying
a = 3 + -0.3333333333z

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