15z+5=9z-25

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Solution for 15z+5=9z-25 equation:


Simplifying
15z + 5 = 9z + -25

Reorder the terms:
5 + 15z = 9z + -25

Reorder the terms:
5 + 15z = -25 + 9z

Solving
5 + 15z = -25 + 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.
5 + 15z + -9z = -25 + 9z + -9z

Combine like terms: 15z + -9z = 6z
5 + 6z = -25 + 9z + -9z

Combine like terms: 9z + -9z = 0
5 + 6z = -25 + 0
5 + 6z = -25

Add '-5' to each side of the equation.
5 + -5 + 6z = -25 + -5

Combine like terms: 5 + -5 = 0
0 + 6z = -25 + -5
6z = -25 + -5

Combine like terms: -25 + -5 = -30
6z = -30

Divide each side by '6'.
z = -5

Simplifying
z = -5

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