-9+12z+4z+5z=

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Solution for -9+12z+4z+5z= equation:


Simplifying
-9 + 12z + 4z + 5z = 0

Combine like terms: 12z + 4z = 16z
-9 + 16z + 5z = 0

Combine like terms: 16z + 5z = 21z
-9 + 21z = 0

Solving
-9 + 21z = 0

Solving for variable 'z'.

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

Add '9' to each side of the equation.
-9 + 9 + 21z = 0 + 9

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

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

Divide each side by '21'.
z = 0.4285714286

Simplifying
z = 0.4285714286

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