-6z-7z=5z+9+7z

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Solution for -6z-7z=5z+9+7z equation:


Simplifying
-6z + -7z = 5z + 9 + 7z

Combine like terms: -6z + -7z = -13z
-13z = 5z + 9 + 7z

Reorder the terms:
-13z = 9 + 5z + 7z

Combine like terms: 5z + 7z = 12z
-13z = 9 + 12z

Solving
-13z = 9 + 12z

Solving for variable 'z'.

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

Add '-12z' to each side of the equation.
-13z + -12z = 9 + 12z + -12z

Combine like terms: -13z + -12z = -25z
-25z = 9 + 12z + -12z

Combine like terms: 12z + -12z = 0
-25z = 9 + 0
-25z = 9

Divide each side by '-25'.
z = -0.36

Simplifying
z = -0.36

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