z+81=97-7

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Solution for z+81=97-7 equation:


Simplifying
z + 81 = 97 + -7

Reorder the terms:
81 + z = 97 + -7

Combine like terms: 97 + -7 = 90
81 + z = 90

Solving
81 + z = 90

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 = 90 + -81

Combine like terms: 81 + -81 = 0
0 + z = 90 + -81
z = 90 + -81

Combine like terms: 90 + -81 = 9
z = 9

Simplifying
z = 9

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