90=9z

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Solution for 90=9z equation:


Simplifying
90 = 9z

Solving
90 = 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
90 + -9z = 9z + -9z

Combine like terms: 9z + -9z = 0
90 + -9z = 0

Add '-90' to each side of the equation.
90 + -90 + -9z = 0 + -90

Combine like terms: 90 + -90 = 0
0 + -9z = 0 + -90
-9z = 0 + -90

Combine like terms: 0 + -90 = -90
-9z = -90

Divide each side by '-9'.
z = 10

Simplifying
z = 10

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