3z+9z=6z-6+3z

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Solution for 3z+9z=6z-6+3z equation:


Simplifying
3z + 9z = 6z + -6 + 3z

Combine like terms: 3z + 9z = 12z
12z = 6z + -6 + 3z

Reorder the terms:
12z = -6 + 6z + 3z

Combine like terms: 6z + 3z = 9z
12z = -6 + 9z

Solving
12z = -6 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
12z + -9z = -6 + 9z + -9z

Combine like terms: 12z + -9z = 3z
3z = -6 + 9z + -9z

Combine like terms: 9z + -9z = 0
3z = -6 + 0
3z = -6

Divide each side by '3'.
z = -2

Simplifying
z = -2

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