-[9z-(20z+1)]=1+(10z+6)

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Solution for -[9z-(20z+1)]=1+(10z+6) equation:


Simplifying
-1[9z + -1(20z + 1)] = 1 + (10z + 6)

Reorder the terms:
-1[9z + -1(1 + 20z)] = 1 + (10z + 6)
-1[9z + (1 * -1 + 20z * -1)] = 1 + (10z + 6)
-1[9z + (-1 + -20z)] = 1 + (10z + 6)

Reorder the terms:
-1[-1 + 9z + -20z] = 1 + (10z + 6)

Combine like terms: 9z + -20z = -11z
-1[-1 + -11z] = 1 + (10z + 6)
[-1 * -1 + -11z * -1] = 1 + (10z + 6)
[1 + 11z] = 1 + (10z + 6)

Reorder the terms:
1 + 11z = 1 + (6 + 10z)

Remove parenthesis around (6 + 10z)
1 + 11z = 1 + 6 + 10z

Combine like terms: 1 + 6 = 7
1 + 11z = 7 + 10z

Solving
1 + 11z = 7 + 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.
1 + 11z + -10z = 7 + 10z + -10z

Combine like terms: 11z + -10z = 1z
1 + 1z = 7 + 10z + -10z

Combine like terms: 10z + -10z = 0
1 + 1z = 7 + 0
1 + 1z = 7

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

Combine like terms: 1 + -1 = 0
0 + 1z = 7 + -1
1z = 7 + -1

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

Divide each side by '1'.
z = 6

Simplifying
z = 6

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