57+z=66

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Solution for 57+z=66 equation: 


Simplifying
57 + z = 66

Solving
57 + z = 66

Solving for variable 'z'.

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

Add '-57' to each side of the equation.
57 + -57 + z = 66 + -57

Combine like terms: 57 + -57 = 0
0 + z = 66 + -57
z = 66 + -57

Combine like terms: 66 + -57 = 9
z = 9

Simplifying
z = 9

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