z+9=-7z-6

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


Simplifying
z + 9 = -7z + -6

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

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

Solving
9 + z = -6 + -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.
9 + z + 7z = -6 + -7z + 7z

Combine like terms: z + 7z = 8z
9 + 8z = -6 + -7z + 7z

Combine like terms: -7z + 7z = 0
9 + 8z = -6 + 0
9 + 8z = -6

Add '-9' to each side of the equation.
9 + -9 + 8z = -6 + -9

Combine like terms: 9 + -9 = 0
0 + 8z = -6 + -9
8z = -6 + -9

Combine like terms: -6 + -9 = -15
8z = -15

Divide each side by '8'.
z = -1.875

Simplifying
z = -1.875

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