3z+13=9z-23

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Solution for 3z+13=9z-23 equation:


Simplifying
3z + 13 = 9z + -23

Reorder the terms:
13 + 3z = 9z + -23

Reorder the terms:
13 + 3z = -23 + 9z

Solving
13 + 3z = -23 + 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.
13 + 3z + -9z = -23 + 9z + -9z

Combine like terms: 3z + -9z = -6z
13 + -6z = -23 + 9z + -9z

Combine like terms: 9z + -9z = 0
13 + -6z = -23 + 0
13 + -6z = -23

Add '-13' to each side of the equation.
13 + -13 + -6z = -23 + -13

Combine like terms: 13 + -13 = 0
0 + -6z = -23 + -13
-6z = -23 + -13

Combine like terms: -23 + -13 = -36
-6z = -36

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

Simplifying
z = 6

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