10z-z=-1+4z-2-12

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Solution for 10z-z=-1+4z-2-12 equation:


Simplifying
10z + -1z = -1 + 4z + -2 + -12

Combine like terms: 10z + -1z = 9z
9z = -1 + 4z + -2 + -12

Reorder the terms:
9z = -1 + -2 + -12 + 4z

Combine like terms: -1 + -2 = -3
9z = -3 + -12 + 4z

Combine like terms: -3 + -12 = -15
9z = -15 + 4z

Solving
9z = -15 + 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.
9z + -4z = -15 + 4z + -4z

Combine like terms: 9z + -4z = 5z
5z = -15 + 4z + -4z

Combine like terms: 4z + -4z = 0
5z = -15 + 0
5z = -15

Divide each side by '5'.
z = -3

Simplifying
z = -3

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