-5z-7z=-2z-3-z

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Solution for -5z-7z=-2z-3-z equation:


Simplifying
-5z + -7z = -2z + -3 + -1z

Combine like terms: -5z + -7z = -12z
-12z = -2z + -3 + -1z

Reorder the terms:
-12z = -3 + -2z + -1z

Combine like terms: -2z + -1z = -3z
-12z = -3 + -3z

Solving
-12z = -3 + -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.
-12z + 3z = -3 + -3z + 3z

Combine like terms: -12z + 3z = -9z
-9z = -3 + -3z + 3z

Combine like terms: -3z + 3z = 0
-9z = -3 + 0
-9z = -3

Divide each side by '-9'.
z = 0.3333333333

Simplifying
z = 0.3333333333

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