z+81=9+7

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Solution for z+81=9+7 equation:


Simplifying
z + 81 = 9 + 7

Reorder the terms:
81 + z = 9 + 7

Combine like terms: 9 + 7 = 16
81 + z = 16

Solving
81 + z = 16

Solving for variable 'z'.

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

Add '-81' to each side of the equation.
81 + -81 + z = 16 + -81

Combine like terms: 81 + -81 = 0
0 + z = 16 + -81
z = 16 + -81

Combine like terms: 16 + -81 = -65
z = -65

Simplifying
z = -65

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