7z-z-5=19

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Solution for 7z-z-5=19 equation:


Simplifying
7z + -1z + -5 = 19

Reorder the terms:
-5 + 7z + -1z = 19

Combine like terms: 7z + -1z = 6z
-5 + 6z = 19

Solving
-5 + 6z = 19

Solving for variable 'z'.

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

Add '5' to each side of the equation.
-5 + 5 + 6z = 19 + 5

Combine like terms: -5 + 5 = 0
0 + 6z = 19 + 5
6z = 19 + 5

Combine like terms: 19 + 5 = 24
6z = 24

Divide each side by '6'.
z = 4

Simplifying
z = 4

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