9z+-4=40

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Solution for 9z+-4=40 equation: 


Simplifying
9z + -4 = 40

Reorder the terms:
-4 + 9z = 40

Solving
-4 + 9z = 40

Solving for variable 'z'.

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

Add '4' to each side of the equation.
-4 + 4 + 9z = 40 + 4

Combine like terms: -4 + 4 = 0
0 + 9z = 40 + 4
9z = 40 + 4

Combine like terms: 40 + 4 = 44
9z = 44

Divide each side by '9'.
z = 4.888888889

Simplifying
z = 4.888888889

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