-20z-0.5=-30z+1.2

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Solution for -20z-0.5=-30z+1.2 equation: 


Simplifying
-20z + -0.5 = -30z + 1.2

Reorder the terms:
-0.5 + -20z = -30z + 1.2

Reorder the terms:
-0.5 + -20z = 1.2 + -30z

Solving
-0.5 + -20z = 1.2 + -30z

Solving for variable 'z'.

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

Add '30z' to each side of the equation.
-0.5 + -20z + 30z = 1.2 + -30z + 30z

Combine like terms: -20z + 30z = 10z
-0.5 + 10z = 1.2 + -30z + 30z

Combine like terms: -30z + 30z = 0
-0.5 + 10z = 1.2 + 0
-0.5 + 10z = 1.2

Add '0.5' to each side of the equation.
-0.5 + 0.5 + 10z = 1.2 + 0.5

Combine like terms: -0.5 + 0.5 = 0.0
0.0 + 10z = 1.2 + 0.5
10z = 1.2 + 0.5

Combine like terms: 1.2 + 0.5 = 1.7
10z = 1.7

Divide each side by '10'.
z = 0.17

Simplifying
z = 0.17

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