-3z-7z=9z-5-7z

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Solution for -3z-7z=9z-5-7z equation:


Simplifying
-3z + -7z = 9z + -5 + -7z

Combine like terms: -3z + -7z = -10z
-10z = 9z + -5 + -7z

Reorder the terms:
-10z = -5 + 9z + -7z

Combine like terms: 9z + -7z = 2z
-10z = -5 + 2z

Solving
-10z = -5 + 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.
-10z + -2z = -5 + 2z + -2z

Combine like terms: -10z + -2z = -12z
-12z = -5 + 2z + -2z

Combine like terms: 2z + -2z = 0
-12z = -5 + 0
-12z = -5

Divide each side by '-12'.
z = 0.4166666667

Simplifying
z = 0.4166666667

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