21z+8=9

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Solution for 21z+8=9 equation: 


Simplifying
21z + 8 = 9

Reorder the terms:
8 + 21z = 9

Solving
8 + 21z = 9

Solving for variable 'z'.

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

Add '-8' to each side of the equation.
8 + -8 + 21z = 9 + -8

Combine like terms: 8 + -8 = 0
0 + 21z = 9 + -8
21z = 9 + -8

Combine like terms: 9 + -8 = 1
21z = 1

Divide each side by '21'.
z = 0.04761904762

Simplifying
z = 0.04761904762

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