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

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


Simplifying
3x + -6 + (9x + -1[6(x + 4) + -9]) = 9(x + 3)

Reorder the terms:
3x + -6 + (9x + -1[6(4 + x) + -9]) = 9(x + 3)
3x + -6 + (9x + -1[(4 * 6 + x * 6) + -9]) = 9(x + 3)
3x + -6 + (9x + -1[(24 + 6x) + -9]) = 9(x + 3)

Reorder the terms:
3x + -6 + (9x + -1[24 + -9 + 6x]) = 9(x + 3)

Combine like terms: 24 + -9 = 15
3x + -6 + (9x + -1[15 + 6x]) = 9(x + 3)
3x + -6 + (9x + [15 * -1 + 6x * -1]) = 9(x + 3)
3x + -6 + (9x + [-15 + -6x]) = 9(x + 3)

Reorder the terms:
3x + -6 + (-15 + 9x + -6x) = 9(x + 3)

Combine like terms: 9x + -6x = 3x
3x + -6 + (-15 + 3x) = 9(x + 3)

Remove parenthesis around (-15 + 3x)
3x + -6 + -15 + 3x = 9(x + 3)

Reorder the terms:
-6 + -15 + 3x + 3x = 9(x + 3)

Combine like terms: -6 + -15 = -21
-21 + 3x + 3x = 9(x + 3)

Combine like terms: 3x + 3x = 6x
-21 + 6x = 9(x + 3)

Reorder the terms:
-21 + 6x = 9(3 + x)
-21 + 6x = (3 * 9 + x * 9)
-21 + 6x = (27 + 9x)

Solving
-21 + 6x = 27 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-21 + 6x + -9x = 27 + 9x + -9x

Combine like terms: 6x + -9x = -3x
-21 + -3x = 27 + 9x + -9x

Combine like terms: 9x + -9x = 0
-21 + -3x = 27 + 0
-21 + -3x = 27

Add '21' to each side of the equation.
-21 + 21 + -3x = 27 + 21

Combine like terms: -21 + 21 = 0
0 + -3x = 27 + 21
-3x = 27 + 21

Combine like terms: 27 + 21 = 48
-3x = 48

Divide each side by '-3'.
x = -16

Simplifying
x = -16

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