2z-4z+7z=

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Solution for 2z-4z+7z= equation: 


Simplifying
2z + -4z + 7z = 0

Combine like terms: 2z + -4z = -2z
-2z + 7z = 0

Combine like terms: -2z + 7z = 5z
5z = 0

Solving
5z = 0

Solving for variable 'z'.

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

Divide each side by '5'.
z = 0

Simplifying
z = 0

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