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

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


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

Combine like terms: 7z + -6z = 1z
1z = -6z + -7 + -9z

Reorder the terms:
1z = -7 + -6z + -9z

Combine like terms: -6z + -9z = -15z
1z = -7 + -15z

Solving
1z = -7 + -15z

Solving for variable 'z'.

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

Add '15z' to each side of the equation.
1z + 15z = -7 + -15z + 15z

Combine like terms: 1z + 15z = 16z
16z = -7 + -15z + 15z

Combine like terms: -15z + 15z = 0
16z = -7 + 0
16z = -7

Divide each side by '16'.
z = -0.4375

Simplifying
z = -0.4375

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