21z+5=28z+2

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Solution for 21z+5=28z+2 equation:


Simplifying
21z + 5 = 28z + 2

Reorder the terms:
5 + 21z = 28z + 2

Reorder the terms:
5 + 21z = 2 + 28z

Solving
5 + 21z = 2 + 28z

Solving for variable 'z'.

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

Add '-28z' to each side of the equation.
5 + 21z + -28z = 2 + 28z + -28z

Combine like terms: 21z + -28z = -7z
5 + -7z = 2 + 28z + -28z

Combine like terms: 28z + -28z = 0
5 + -7z = 2 + 0
5 + -7z = 2

Add '-5' to each side of the equation.
5 + -5 + -7z = 2 + -5

Combine like terms: 5 + -5 = 0
0 + -7z = 2 + -5
-7z = 2 + -5

Combine like terms: 2 + -5 = -3
-7z = -3

Divide each side by '-7'.
z = 0.4285714286

Simplifying
z = 0.4285714286

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