7z-14=90

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Solution for 7z-14=90 equation: 


Simplifying
7z + -14 = 90

Reorder the terms:
-14 + 7z = 90

Solving
-14 + 7z = 90

Solving for variable 'z'.

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

Add '14' to each side of the equation.
-14 + 14 + 7z = 90 + 14

Combine like terms: -14 + 14 = 0
0 + 7z = 90 + 14
7z = 90 + 14

Combine like terms: 90 + 14 = 104
7z = 104

Divide each side by '7'.
z = 14.85714286

Simplifying
z = 14.85714286

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