7z+9z+5z-2=

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Solution for 7z+9z+5z-2= equation:


Simplifying
7z + 9z + 5z + -2 = 0

Reorder the terms:
-2 + 7z + 9z + 5z = 0

Combine like terms: 7z + 9z = 16z
-2 + 16z + 5z = 0

Combine like terms: 16z + 5z = 21z
-2 + 21z = 0

Solving
-2 + 21z = 0

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 = 0 + 2

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

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

Divide each side by '21'.
z = 0.09523809524

Simplifying
z = 0.09523809524

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