-9z+3z=7z-2-2z

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Solution for -9z+3z=7z-2-2z equation:


Simplifying
-9z + 3z = 7z + -2 + -2z

Combine like terms: -9z + 3z = -6z
-6z = 7z + -2 + -2z

Reorder the terms:
-6z = -2 + 7z + -2z

Combine like terms: 7z + -2z = 5z
-6z = -2 + 5z

Solving
-6z = -2 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
-6z + -5z = -2 + 5z + -5z

Combine like terms: -6z + -5z = -11z
-11z = -2 + 5z + -5z

Combine like terms: 5z + -5z = 0
-11z = -2 + 0
-11z = -2

Divide each side by '-11'.
z = 0.1818181818

Simplifying
z = 0.1818181818

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