-10z-5z=-7z

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Solution for -10z-5z=-7z equation: 


Simplifying
-10z + -5z = -7z

Combine like terms: -10z + -5z = -15z
-15z = -7z

Solving
-15z = -7z

Solving for variable 'z'.

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

Add '7z' to each side of the equation.
-15z + 7z = -7z + 7z

Combine like terms: -15z + 7z = -8z
-8z = -7z + 7z

Combine like terms: -7z + 7z = 0
-8z = 0

Divide each side by '-8'.
z = 0

Simplifying
z = 0

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