3x+z=15

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Solution for 3x+z=15 equation: 


Simplifying
3x + z = 15

Solving
3x + z = 15

Solving for variable 'x'.

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

Add '-1z' to each side of the equation.
3x + z + -1z = 15 + -1z

Combine like terms: z + -1z = 0
3x + 0 = 15 + -1z
3x = 15 + -1z

Divide each side by '3'.
x = 5 + -0.3333333333z

Simplifying
x = 5 + -0.3333333333z

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