-7z+4-z+-12z=

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Solution for -7z+4-z+-12z= equation:


Simplifying
-7z + 4 + -1z + -12z = 0

Reorder the terms:
4 + -7z + -1z + -12z = 0

Combine like terms: -7z + -1z = -8z
4 + -8z + -12z = 0

Combine like terms: -8z + -12z = -20z
4 + -20z = 0

Solving
4 + -20z = 0

Solving for variable 'z'.

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

Add '-4' to each side of the equation.
4 + -4 + -20z = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -20z = 0 + -4
-20z = 0 + -4

Combine like terms: 0 + -4 = -4
-20z = -4

Divide each side by '-20'.
z = 0.2

Simplifying
z = 0.2

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