-[10z-(19z+9)]=9+(8z+4)

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Solution for -[10z-(19z+9)]=9+(8z+4) equation:


Simplifying
-1[10z + -1(19z + 9)] = 9 + (8z + 4)

Reorder the terms:
-1[10z + -1(9 + 19z)] = 9 + (8z + 4)
-1[10z + (9 * -1 + 19z * -1)] = 9 + (8z + 4)
-1[10z + (-9 + -19z)] = 9 + (8z + 4)

Reorder the terms:
-1[-9 + 10z + -19z] = 9 + (8z + 4)

Combine like terms: 10z + -19z = -9z
-1[-9 + -9z] = 9 + (8z + 4)
[-9 * -1 + -9z * -1] = 9 + (8z + 4)
[9 + 9z] = 9 + (8z + 4)

Reorder the terms:
9 + 9z = 9 + (4 + 8z)

Remove parenthesis around (4 + 8z)
9 + 9z = 9 + 4 + 8z

Combine like terms: 9 + 4 = 13
9 + 9z = 13 + 8z

Solving
9 + 9z = 13 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
9 + 9z + -8z = 13 + 8z + -8z

Combine like terms: 9z + -8z = 1z
9 + 1z = 13 + 8z + -8z

Combine like terms: 8z + -8z = 0
9 + 1z = 13 + 0
9 + 1z = 13

Add '-9' to each side of the equation.
9 + -9 + 1z = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 1z = 13 + -9
1z = 13 + -9

Combine like terms: 13 + -9 = 4
1z = 4

Divide each side by '1'.
z = 4

Simplifying
z = 4

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