5+[-(6x-7)+9x]=0

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Solution for 5+[-(6x-7)+9x]=0 equation:


Simplifying
5 + [-1(6x + -7) + 9x] = 0

Reorder the terms:
5 + [-1(-7 + 6x) + 9x] = 0
5 + [(-7 * -1 + 6x * -1) + 9x] = 0
5 + [(7 + -6x) + 9x] = 0

Combine like terms: -6x + 9x = 3x
5 + [7 + 3x] = 0

Remove brackets around [7 + 3x]
5 + 7 + 3x = 0

Combine like terms: 5 + 7 = 12
12 + 3x = 0

Solving
12 + 3x = 0

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 3x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = 0 + -12
3x = 0 + -12

Combine like terms: 0 + -12 = -12
3x = -12

Divide each side by '3'.
x = -4

Simplifying
x = -4

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