4z+z=2z-7-6z

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Solution for 4z+z=2z-7-6z equation:


Simplifying
4z + z = 2z + -7 + -6z

Combine like terms: 4z + z = 5z
5z = 2z + -7 + -6z

Reorder the terms:
5z = -7 + 2z + -6z

Combine like terms: 2z + -6z = -4z
5z = -7 + -4z

Solving
5z = -7 + -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.
5z + 4z = -7 + -4z + 4z

Combine like terms: 5z + 4z = 9z
9z = -7 + -4z + 4z

Combine like terms: -4z + 4z = 0
9z = -7 + 0
9z = -7

Divide each side by '9'.
z = -0.7777777778

Simplifying
z = -0.7777777778

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