2[3-(-9x-6)]=54x+42

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Solution for 2[3-(-9x-6)]=54x+42 equation:


Simplifying
2[3 + -1(-9x + -6)] = 54x + 42

Reorder the terms:
2[3 + -1(-6 + -9x)] = 54x + 42
2[3 + (-6 * -1 + -9x * -1)] = 54x + 42
2[3 + (6 + 9x)] = 54x + 42

Combine like terms: 3 + 6 = 9
2[9 + 9x] = 54x + 42
[9 * 2 + 9x * 2] = 54x + 42
[18 + 18x] = 54x + 42

Reorder the terms:
18 + 18x = 42 + 54x

Solving
18 + 18x = 42 + 54x

Solving for variable 'x'.

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

Add '-54x' to each side of the equation.
18 + 18x + -54x = 42 + 54x + -54x

Combine like terms: 18x + -54x = -36x
18 + -36x = 42 + 54x + -54x

Combine like terms: 54x + -54x = 0
18 + -36x = 42 + 0
18 + -36x = 42

Add '-18' to each side of the equation.
18 + -18 + -36x = 42 + -18

Combine like terms: 18 + -18 = 0
0 + -36x = 42 + -18
-36x = 42 + -18

Combine like terms: 42 + -18 = 24
-36x = 24

Divide each side by '-36'.
x = -0.6666666667

Simplifying
x = -0.6666666667

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