9z-z-16z-12z+5=-15

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Solution for 9z-z-16z-12z+5=-15 equation:


Simplifying
9z + -1z + -16z + -12z + 5 = -15

Reorder the terms:
5 + 9z + -1z + -16z + -12z = -15

Combine like terms: 9z + -1z = 8z
5 + 8z + -16z + -12z = -15

Combine like terms: 8z + -16z = -8z
5 + -8z + -12z = -15

Combine like terms: -8z + -12z = -20z
5 + -20z = -15

Solving
5 + -20z = -15

Solving for variable 'z'.

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

Add '-5' to each side of the equation.
5 + -5 + -20z = -15 + -5

Combine like terms: 5 + -5 = 0
0 + -20z = -15 + -5
-20z = -15 + -5

Combine like terms: -15 + -5 = -20
-20z = -20

Divide each side by '-20'.
z = 1

Simplifying
z = 1

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