9=-4z-4

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Solution for 9=-4z-4 equation:


Simplifying
9 = -4z + -4

Reorder the terms:
9 = -4 + -4z

Solving
9 = -4 + -4z

Solving for variable 'z'.

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

Add '4z' to each side of the equation.
9 + 4z = -4 + -4z + 4z

Combine like terms: -4z + 4z = 0
9 + 4z = -4 + 0
9 + 4z = -4

Add '-9' to each side of the equation.
9 + -9 + 4z = -4 + -9

Combine like terms: 9 + -9 = 0
0 + 4z = -4 + -9
4z = -4 + -9

Combine like terms: -4 + -9 = -13
4z = -13

Divide each side by '4'.
z = -3.25

Simplifying
z = -3.25

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