=-z+(-1)(9z)+(-1)

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Solution for =-z+(-1)(9z)+(-1) equation:


Simplifying
0 = -1z + (-1)(9z) + (-1)

Remove parenthesis around (9z)
0 = -1z + -1 * 9z + (-1)

Multiply -1 * 9
0 = -1z + -9z + (-1)
0 = -1z + -9z + -1

Reorder the terms:
0 = -1 + -1z + -9z

Combine like terms: -1z + -9z = -10z
0 = -1 + -10z

Solving
0 = -1 + -10z

Solving for variable 'z'.

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

Add '10z' to each side of the equation.
0 + 10z = -1 + -10z + 10z
Remove the zero:
10z = -1 + -10z + 10z

Combine like terms: -10z + 10z = 0
10z = -1 + 0
10z = -1

Divide each side by '10'.
z = -0.1

Simplifying
z = -0.1

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