-[8z-(15z+1)]=1+(6z+3)

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Solution for -[8z-(15z+1)]=1+(6z+3) equation:


Simplifying
-1[8z + -1(15z + 1)] = 1 + (6z + 3)

Reorder the terms:
-1[8z + -1(1 + 15z)] = 1 + (6z + 3)
-1[8z + (1 * -1 + 15z * -1)] = 1 + (6z + 3)
-1[8z + (-1 + -15z)] = 1 + (6z + 3)

Reorder the terms:
-1[-1 + 8z + -15z] = 1 + (6z + 3)

Combine like terms: 8z + -15z = -7z
-1[-1 + -7z] = 1 + (6z + 3)
[-1 * -1 + -7z * -1] = 1 + (6z + 3)
[1 + 7z] = 1 + (6z + 3)

Reorder the terms:
1 + 7z = 1 + (3 + 6z)

Remove parenthesis around (3 + 6z)
1 + 7z = 1 + 3 + 6z

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

Solving
1 + 7z = 4 + 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
1 + 7z + -6z = 4 + 6z + -6z

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

Combine like terms: 6z + -6z = 0
1 + 1z = 4 + 0
1 + 1z = 4

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

Combine like terms: 1 + -1 = 0
0 + 1z = 4 + -1
1z = 4 + -1

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

Divide each side by '1'.
z = 3

Simplifying
z = 3

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