-20z-0.9=-30z+1.8

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Solution for -20z-0.9=-30z+1.8 equation:


Simplifying
-20z + -0.9 = -30z + 1.8

Reorder the terms:
-0.9 + -20z = -30z + 1.8

Reorder the terms:
-0.9 + -20z = 1.8 + -30z

Solving
-0.9 + -20z = 1.8 + -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.
-0.9 + -20z + 30z = 1.8 + -30z + 30z

Combine like terms: -20z + 30z = 10z
-0.9 + 10z = 1.8 + -30z + 30z

Combine like terms: -30z + 30z = 0
-0.9 + 10z = 1.8 + 0
-0.9 + 10z = 1.8

Add '0.9' to each side of the equation.
-0.9 + 0.9 + 10z = 1.8 + 0.9

Combine like terms: -0.9 + 0.9 = 0.0
0.0 + 10z = 1.8 + 0.9
10z = 1.8 + 0.9

Combine like terms: 1.8 + 0.9 = 2.7
10z = 2.7

Divide each side by '10'.
z = 0.27

Simplifying
z = 0.27

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