-z-z=3z+7+6z

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Solution for -z-z=3z+7+6z equation:


Simplifying
-1z + -1z = 3z + 7 + 6z

Combine like terms: -1z + -1z = -2z
-2z = 3z + 7 + 6z

Reorder the terms:
-2z = 7 + 3z + 6z

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

Solving
-2z = 7 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
-2z + -9z = 7 + 9z + -9z

Combine like terms: -2z + -9z = -11z
-11z = 7 + 9z + -9z

Combine like terms: 9z + -9z = 0
-11z = 7 + 0
-11z = 7

Divide each side by '-11'.
z = -0.6363636364

Simplifying
z = -0.6363636364

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