-2(-3z)=42

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Solution for -2(-3z)=42 equation: 


Simplifying
-2(-3z) = 42

Remove parenthesis around (-3z)
-2 * -3z = 42

Multiply -2 * -3
6z = 42

Solving
6z = 42

Solving for variable 'z'.

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

Divide each side by '6'.
z = 7

Simplifying
z = 7

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