-9z+7z=6z-2-4z

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Solution for -9z+7z=6z-2-4z equation:


Simplifying
-9z + 7z = 6z + -2 + -4z

Combine like terms: -9z + 7z = -2z
-2z = 6z + -2 + -4z

Reorder the terms:
-2z = -2 + 6z + -4z

Combine like terms: 6z + -4z = 2z
-2z = -2 + 2z

Solving
-2z = -2 + 2z

Solving for variable 'z'.

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

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

Combine like terms: -2z + -2z = -4z
-4z = -2 + 2z + -2z

Combine like terms: 2z + -2z = 0
-4z = -2 + 0
-4z = -2

Divide each side by '-4'.
z = 0.5

Simplifying
z = 0.5

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