-z-11+7z=31

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Solution for -z-11+7z=31 equation:


Simplifying
-1z + -11 + 7z = 31

Reorder the terms:
-11 + -1z + 7z = 31

Combine like terms: -1z + 7z = 6z
-11 + 6z = 31

Solving
-11 + 6z = 31

Solving for variable 'z'.

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

Add '11' to each side of the equation.
-11 + 11 + 6z = 31 + 11

Combine like terms: -11 + 11 = 0
0 + 6z = 31 + 11
6z = 31 + 11

Combine like terms: 31 + 11 = 42
6z = 42

Divide each side by '6'.
z = 7

Simplifying
z = 7

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