12+5z=42

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Solution for 12+5z=42 equation: 


Simplifying
12 + 5z = 42

Solving
12 + 5z = 42

Solving for variable 'z'.

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

Add '-12' to each side of the equation.
12 + -12 + 5z = 42 + -12

Combine like terms: 12 + -12 = 0
0 + 5z = 42 + -12
5z = 42 + -12

Combine like terms: 42 + -12 = 30
5z = 30

Divide each side by '5'.
z = 6

Simplifying
z = 6

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