-[3z-(10z+1)]=1+(6z+7)

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Solution for -[3z-(10z+1)]=1+(6z+7) equation:


Simplifying
-1[3z + -1(10z + 1)] = 1 + (6z + 7)

Reorder the terms:
-1[3z + -1(1 + 10z)] = 1 + (6z + 7)
-1[3z + (1 * -1 + 10z * -1)] = 1 + (6z + 7)
-1[3z + (-1 + -10z)] = 1 + (6z + 7)

Reorder the terms:
-1[-1 + 3z + -10z] = 1 + (6z + 7)

Combine like terms: 3z + -10z = -7z
-1[-1 + -7z] = 1 + (6z + 7)
[-1 * -1 + -7z * -1] = 1 + (6z + 7)
[1 + 7z] = 1 + (6z + 7)

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

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

Combine like terms: 1 + 7 = 8
1 + 7z = 8 + 6z

Solving
1 + 7z = 8 + 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 = 8 + 6z + -6z

Combine like terms: 7z + -6z = 1z
1 + 1z = 8 + 6z + -6z

Combine like terms: 6z + -6z = 0
1 + 1z = 8 + 0
1 + 1z = 8

Add '-1' to each side of the equation.
1 + -1 + 1z = 8 + -1

Combine like terms: 1 + -1 = 0
0 + 1z = 8 + -1
1z = 8 + -1

Combine like terms: 8 + -1 = 7
1z = 7

Divide each side by '1'.
z = 7

Simplifying
z = 7

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