3z-19=-31

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Solution for 3z-19=-31 equation: 


Simplifying
3z + -19 = -31

Reorder the terms:
-19 + 3z = -31

Solving
-19 + 3z = -31

Solving for variable 'z'.

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

Add '19' to each side of the equation.
-19 + 19 + 3z = -31 + 19

Combine like terms: -19 + 19 = 0
0 + 3z = -31 + 19
3z = -31 + 19

Combine like terms: -31 + 19 = -12
3z = -12

Divide each side by '3'.
z = -4

Simplifying
z = -4

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