4z+5=z-15

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Solution for 4z+5=z-15 equation:


Simplifying
4z + 5 = z + -15

Reorder the terms:
5 + 4z = z + -15

Reorder the terms:
5 + 4z = -15 + z

Solving
5 + 4z = -15 + z

Solving for variable 'z'.

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

Add '-1z' to each side of the equation.
5 + 4z + -1z = -15 + z + -1z

Combine like terms: 4z + -1z = 3z
5 + 3z = -15 + z + -1z

Combine like terms: z + -1z = 0
5 + 3z = -15 + 0
5 + 3z = -15

Add '-5' to each side of the equation.
5 + -5 + 3z = -15 + -5

Combine like terms: 5 + -5 = 0
0 + 3z = -15 + -5
3z = -15 + -5

Combine like terms: -15 + -5 = -20
3z = -20

Divide each side by '3'.
z = -6.666666667

Simplifying
z = -6.666666667

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