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

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


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

Reorder the terms:
3[2x + -4(3 + x) + -6] = 9(x + -4) + 18
3[2x + (3 * -4 + x * -4) + -6] = 9(x + -4) + 18
3[2x + (-12 + -4x) + -6] = 9(x + -4) + 18

Reorder the terms:
3[-12 + -6 + 2x + -4x] = 9(x + -4) + 18

Combine like terms: -12 + -6 = -18
3[-18 + 2x + -4x] = 9(x + -4) + 18

Combine like terms: 2x + -4x = -2x
3[-18 + -2x] = 9(x + -4) + 18
[-18 * 3 + -2x * 3] = 9(x + -4) + 18
[-54 + -6x] = 9(x + -4) + 18

Reorder the terms:
-54 + -6x = 9(-4 + x) + 18
-54 + -6x = (-4 * 9 + x * 9) + 18
-54 + -6x = (-36 + 9x) + 18

Reorder the terms:
-54 + -6x = -36 + 18 + 9x

Combine like terms: -36 + 18 = -18
-54 + -6x = -18 + 9x

Solving
-54 + -6x = -18 + 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.
-54 + -6x + -9x = -18 + 9x + -9x

Combine like terms: -6x + -9x = -15x
-54 + -15x = -18 + 9x + -9x

Combine like terms: 9x + -9x = 0
-54 + -15x = -18 + 0
-54 + -15x = -18

Add '54' to each side of the equation.
-54 + 54 + -15x = -18 + 54

Combine like terms: -54 + 54 = 0
0 + -15x = -18 + 54
-15x = -18 + 54

Combine like terms: -18 + 54 = 36
-15x = 36

Divide each side by '-15'.
x = -2.4

Simplifying
x = -2.4

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