-9z+7z=9z+7-6z

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


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

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

Reorder the terms:
-2z = 7 + 9z + -6z

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

Solving
-2z = 7 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-2z + -3z = 7 + 3z + -3z

Combine like terms: -2z + -3z = -5z
-5z = 7 + 3z + -3z

Combine like terms: 3z + -3z = 0
-5z = 7 + 0
-5z = 7

Divide each side by '-5'.
z = -1.4

Simplifying
z = -1.4

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