12z-4-8z+9=10z-6+z-12

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Solution for 12z-4-8z+9=10z-6+z-12 equation:


Simplifying
12z + -4 + -8z + 9 = 10z + -6 + z + -12

Reorder the terms:
-4 + 9 + 12z + -8z = 10z + -6 + z + -12

Combine like terms: -4 + 9 = 5
5 + 12z + -8z = 10z + -6 + z + -12

Combine like terms: 12z + -8z = 4z
5 + 4z = 10z + -6 + z + -12

Reorder the terms:
5 + 4z = -6 + -12 + 10z + z

Combine like terms: -6 + -12 = -18
5 + 4z = -18 + 10z + z

Combine like terms: 10z + z = 11z
5 + 4z = -18 + 11z

Solving
5 + 4z = -18 + 11z

Solving for variable 'z'.

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

Add '-11z' to each side of the equation.
5 + 4z + -11z = -18 + 11z + -11z

Combine like terms: 4z + -11z = -7z
5 + -7z = -18 + 11z + -11z

Combine like terms: 11z + -11z = 0
5 + -7z = -18 + 0
5 + -7z = -18

Add '-5' to each side of the equation.
5 + -5 + -7z = -18 + -5

Combine like terms: 5 + -5 = 0
0 + -7z = -18 + -5
-7z = -18 + -5

Combine like terms: -18 + -5 = -23
-7z = -23

Divide each side by '-7'.
z = 3.285714286

Simplifying
z = 3.285714286

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