7z-z=-1+4z-2-3

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Solution for 7z-z=-1+4z-2-3 equation:


Simplifying
7z + -1z = -1 + 4z + -2 + -3

Combine like terms: 7z + -1z = 6z
6z = -1 + 4z + -2 + -3

Reorder the terms:
6z = -1 + -2 + -3 + 4z

Combine like terms: -1 + -2 = -3
6z = -3 + -3 + 4z

Combine like terms: -3 + -3 = -6
6z = -6 + 4z

Solving
6z = -6 + 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.
6z + -4z = -6 + 4z + -4z

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

Combine like terms: 4z + -4z = 0
2z = -6 + 0
2z = -6

Divide each side by '2'.
z = -3

Simplifying
z = -3

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