28=z+81

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Solution for 28=z+81 equation:


Simplifying
28 = z + 81

Reorder the terms:
28 = 81 + z

Solving
28 = 81 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
28 + -1z = 81 + z + -1z

Combine like terms: z + -1z = 0
28 + -1z = 81 + 0
28 + -1z = 81

Add '-28' to each side of the equation.
28 + -28 + -1z = 81 + -28

Combine like terms: 28 + -28 = 0
0 + -1z = 81 + -28
-1z = 81 + -28

Combine like terms: 81 + -28 = 53
-1z = 53

Divide each side by '-1'.
z = -53

Simplifying
z = -53

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