-9z+6z=-3z-7-7z

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Solution for -9z+6z=-3z-7-7z equation:


Simplifying
-9z + 6z = -3z + -7 + -7z

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

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

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

Solving
-3z = -7 + -10z

Solving for variable 'z'.

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

Add '10z' to each side of the equation.
-3z + 10z = -7 + -10z + 10z

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

Combine like terms: -10z + 10z = 0
7z = -7 + 0
7z = -7

Divide each side by '7'.
z = -1

Simplifying
z = -1

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