z-8z=4z-7-z

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


Simplifying
z + -8z = 4z + -7 + -1z

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

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

Combine like terms: 4z + -1z = 3z
-7z = -7 + 3z

Solving
-7z = -7 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-7z + -3z = -7 + 3z + -3z

Combine like terms: -7z + -3z = -10z
-10z = -7 + 3z + -3z

Combine like terms: 3z + -3z = 0
-10z = -7 + 0
-10z = -7

Divide each side by '-10'.
z = 0.7

Simplifying
z = 0.7

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