-7z-7.5-6.5=28.5

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Solution for -7z-7.5-6.5=28.5 equation: 


Simplifying
-7z + -7.5 + -6.5 = 28.5

Reorder the terms:
-7.5 + -6.5 + -7z = 28.5

Combine like terms: -7.5 + -6.5 = -14
-14 + -7z = 28.5

Solving
-14 + -7z = 28.5

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 = 28.5 + 14

Combine like terms: -14 + 14 = 0
0 + -7z = 28.5 + 14
-7z = 28.5 + 14

Combine like terms: 28.5 + 14 = 42.5
-7z = 42.5

Divide each side by '-7'.
z = -6.071428571

Simplifying
z = -6.071428571

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