7z=18-2z

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Solution for 7z=18-2z equation: 


Simplifying
7z = 18 + -2z

Solving
7z = 18 + -2z

Solving for variable 'z'.

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

Add '2z' to each side of the equation.
7z + 2z = 18 + -2z + 2z

Combine like terms: 7z + 2z = 9z
9z = 18 + -2z + 2z

Combine like terms: -2z + 2z = 0
9z = 18 + 0
9z = 18

Divide each side by '9'.
z = 2

Simplifying
z = 2

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