28z-16-7z=12

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Solution for 28z-16-7z=12 equation:


Simplifying
28z + -16 + -7z = 12

Reorder the terms:
-16 + 28z + -7z = 12

Combine like terms: 28z + -7z = 21z
-16 + 21z = 12

Solving
-16 + 21z = 12

Solving for variable 'z'.

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

Add '16' to each side of the equation.
-16 + 16 + 21z = 12 + 16

Combine like terms: -16 + 16 = 0
0 + 21z = 12 + 16
21z = 12 + 16

Combine like terms: 12 + 16 = 28
21z = 28

Divide each side by '21'.
z = 1.333333333

Simplifying
z = 1.333333333

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