7z-8z=9z+1+z

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Solution for 7z-8z=9z+1+z equation:


Simplifying
7z + -8z = 9z + 1 + z

Combine like terms: 7z + -8z = -1z
-1z = 9z + 1 + z

Reorder the terms:
-1z = 1 + 9z + z

Combine like terms: 9z + z = 10z
-1z = 1 + 10z

Solving
-1z = 1 + 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
-1z + -10z = 1 + 10z + -10z

Combine like terms: -1z + -10z = -11z
-11z = 1 + 10z + -10z

Combine like terms: 10z + -10z = 0
-11z = 1 + 0
-11z = 1

Divide each side by '-11'.
z = -0.09090909091

Simplifying
z = -0.09090909091

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