3z-15=-39+9z

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Solution for 3z-15=-39+9z equation:


Simplifying
3z + -15 = -39 + 9z

Reorder the terms:
-15 + 3z = -39 + 9z

Solving
-15 + 3z = -39 + 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.
-15 + 3z + -9z = -39 + 9z + -9z

Combine like terms: 3z + -9z = -6z
-15 + -6z = -39 + 9z + -9z

Combine like terms: 9z + -9z = 0
-15 + -6z = -39 + 0
-15 + -6z = -39

Add '15' to each side of the equation.
-15 + 15 + -6z = -39 + 15

Combine like terms: -15 + 15 = 0
0 + -6z = -39 + 15
-6z = -39 + 15

Combine like terms: -39 + 15 = -24
-6z = -24

Divide each side by '-6'.
z = 4

Simplifying
z = 4

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