z-8z=4z-7-2

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Solution for z-8z=4z-7-2 equation:


Simplifying
z + -8z = 4z + -7 + -2

Combine like terms: z + -8z = -7z
-7z = 4z + -7 + -2

Reorder the terms:
-7z = -7 + -2 + 4z

Combine like terms: -7 + -2 = -9
-7z = -9 + 4z

Solving
-7z = -9 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
-7z + -4z = -9 + 4z + -4z

Combine like terms: -7z + -4z = -11z
-11z = -9 + 4z + -4z

Combine like terms: 4z + -4z = 0
-11z = -9 + 0
-11z = -9

Divide each side by '-11'.
z = 0.8181818182

Simplifying
z = 0.8181818182

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