[(2x-4)+6]+[(9x+18)+3]=

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Solution for [(2x-4)+6]+[(9x+18)+3]= equation:


Simplifying
[(2x + -4) + 6] + [(9x + 18) + 3] = 0

Reorder the terms:
[(-4 + 2x) + 6] + [(9x + 18) + 3] = 0

Remove parenthesis around (-4 + 2x)
[-4 + 2x + 6] + [(9x + 18) + 3] = 0

Reorder the terms:
[-4 + 6 + 2x] + [(9x + 18) + 3] = 0

Combine like terms: -4 + 6 = 2
[2 + 2x] + [(9x + 18) + 3] = 0

Remove brackets around [2 + 2x]
2 + 2x + [(9x + 18) + 3] = 0

Reorder the terms:
2 + 2x + [(18 + 9x) + 3] = 0

Remove parenthesis around (18 + 9x)
2 + 2x + [18 + 9x + 3] = 0

Reorder the terms:
2 + 2x + [18 + 3 + 9x] = 0

Combine like terms: 18 + 3 = 21
2 + 2x + [21 + 9x] = 0

Remove brackets around [21 + 9x]
2 + 2x + 21 + 9x = 0

Reorder the terms:
2 + 21 + 2x + 9x = 0

Combine like terms: 2 + 21 = 23
23 + 2x + 9x = 0

Combine like terms: 2x + 9x = 11x
23 + 11x = 0

Solving
23 + 11x = 0

Solving for variable 'x'.

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

Add '-23' to each side of the equation.
23 + -23 + 11x = 0 + -23

Combine like terms: 23 + -23 = 0
0 + 11x = 0 + -23
11x = 0 + -23

Combine like terms: 0 + -23 = -23
11x = -23

Divide each side by '11'.
x = -2.090909091

Simplifying
x = -2.090909091

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