9z-4z=40

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Solution for 9z-4z=40 equation: 


Simplifying
9z + -4z = 40

Combine like terms: 9z + -4z = 5z
5z = 40

Solving
5z = 40

Solving for variable 'z'.

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

Divide each side by '5'.
z = 8

Simplifying
z = 8

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