3z+[-5z-(z+3)]=8z+(-5z-9)

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Solution for 3z+[-5z-(z+3)]=8z+(-5z-9) equation:


Simplifying
3z + [-5z + -1(z + 3)] = 8z + (-5z + -9)

Reorder the terms:
3z + [-5z + -1(3 + z)] = 8z + (-5z + -9)
3z + [-5z + (3 * -1 + z * -1)] = 8z + (-5z + -9)
3z + [-5z + (-3 + -1z)] = 8z + (-5z + -9)

Reorder the terms:
3z + [-3 + -5z + -1z] = 8z + (-5z + -9)

Combine like terms: -5z + -1z = -6z
3z + [-3 + -6z] = 8z + (-5z + -9)

Remove brackets around [-3 + -6z]
3z + -3 + -6z = 8z + (-5z + -9)

Reorder the terms:
-3 + 3z + -6z = 8z + (-5z + -9)

Combine like terms: 3z + -6z = -3z
-3 + -3z = 8z + (-5z + -9)

Reorder the terms:
-3 + -3z = 8z + (-9 + -5z)

Remove parenthesis around (-9 + -5z)
-3 + -3z = 8z + -9 + -5z

Reorder the terms:
-3 + -3z = -9 + 8z + -5z

Combine like terms: 8z + -5z = 3z
-3 + -3z = -9 + 3z

Solving
-3 + -3z = -9 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-3 + -3z + -3z = -9 + 3z + -3z

Combine like terms: -3z + -3z = -6z
-3 + -6z = -9 + 3z + -3z

Combine like terms: 3z + -3z = 0
-3 + -6z = -9 + 0
-3 + -6z = -9

Add '3' to each side of the equation.
-3 + 3 + -6z = -9 + 3

Combine like terms: -3 + 3 = 0
0 + -6z = -9 + 3
-6z = -9 + 3

Combine like terms: -9 + 3 = -6
-6z = -6

Divide each side by '-6'.
z = 1

Simplifying
z = 1

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