21z+2=4

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Solution for 21z+2=4 equation: 


Simplifying
21z + 2 = 4

Reorder the terms:
2 + 21z = 4

Solving
2 + 21z = 4

Solving for variable 'z'.

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

Add '-2' to each side of the equation.
2 + -2 + 21z = 4 + -2

Combine like terms: 2 + -2 = 0
0 + 21z = 4 + -2
21z = 4 + -2

Combine like terms: 4 + -2 = 2
21z = 2

Divide each side by '21'.
z = 0.09523809524

Simplifying
z = 0.09523809524

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