6x-3[-3x-18]=-36

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Solution for 6x-3[-3x-18]=-36 equation:


Simplifying
6x + -3[-3x + -18] = -36

Reorder the terms:
6x + -3[-18 + -3x] = -36
6x + [-18 * -3 + -3x * -3] = -36
6x + [54 + 9x] = -36

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

Combine like terms: 6x + 9x = 15x
54 + 15x = -36

Solving
54 + 15x = -36

Solving for variable 'x'.

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

Add '-54' to each side of the equation.
54 + -54 + 15x = -36 + -54

Combine like terms: 54 + -54 = 0
0 + 15x = -36 + -54
15x = -36 + -54

Combine like terms: -36 + -54 = -90
15x = -90

Divide each side by '15'.
x = -6

Simplifying
x = -6

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