0.7z-3=0

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Solution for 0.7z-3=0 equation: 


Simplifying
0.7z + -3 = 0

Reorder the terms:
-3 + 0.7z = 0

Solving
-3 + 0.7z = 0

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + 0.7z = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 0.7z = 0 + 3
0.7z = 0 + 3

Combine like terms: 0 + 3 = 3
0.7z = 3

Divide each side by '0.7'.
z = 4.285714286

Simplifying
z = 4.285714286

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