6=9-z

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Solution for 6=9-z equation:


Simplifying
6 = 9 + -1z

Solving
6 = 9 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
6 + z = 9 + -1z + z

Combine like terms: -1z + z = 0
6 + z = 9 + 0
6 + z = 9

Add '-6' to each side of the equation.
6 + -6 + z = 9 + -6

Combine like terms: 6 + -6 = 0
0 + z = 9 + -6
z = 9 + -6

Combine like terms: 9 + -6 = 3
z = 3

Simplifying
z = 3

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