-[7z-(17z+10)]=10+(9z+7)

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Solution for -[7z-(17z+10)]=10+(9z+7) equation:


Simplifying
-1[7z + -1(17z + 10)] = 10 + (9z + 7)

Reorder the terms:
-1[7z + -1(10 + 17z)] = 10 + (9z + 7)
-1[7z + (10 * -1 + 17z * -1)] = 10 + (9z + 7)
-1[7z + (-10 + -17z)] = 10 + (9z + 7)

Reorder the terms:
-1[-10 + 7z + -17z] = 10 + (9z + 7)

Combine like terms: 7z + -17z = -10z
-1[-10 + -10z] = 10 + (9z + 7)
[-10 * -1 + -10z * -1] = 10 + (9z + 7)
[10 + 10z] = 10 + (9z + 7)

Reorder the terms:
10 + 10z = 10 + (7 + 9z)

Remove parenthesis around (7 + 9z)
10 + 10z = 10 + 7 + 9z

Combine like terms: 10 + 7 = 17
10 + 10z = 17 + 9z

Solving
10 + 10z = 17 + 9z

Solving for variable 'z'.

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

Add '-9z' to each side of the equation.
10 + 10z + -9z = 17 + 9z + -9z

Combine like terms: 10z + -9z = 1z
10 + 1z = 17 + 9z + -9z

Combine like terms: 9z + -9z = 0
10 + 1z = 17 + 0
10 + 1z = 17

Add '-10' to each side of the equation.
10 + -10 + 1z = 17 + -10

Combine like terms: 10 + -10 = 0
0 + 1z = 17 + -10
1z = 17 + -10

Combine like terms: 17 + -10 = 7
1z = 7

Divide each side by '1'.
z = 7

Simplifying
z = 7

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