12[x+3]=-3[x-27]

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Solution for 12[x+3]=-3[x-27] equation:


Simplifying
12[x + 3] = -3[x + -27]

Reorder the terms:
12[3 + x] = -3[x + -27]
[3 * 12 + x * 12] = -3[x + -27]
[36 + 12x] = -3[x + -27]

Reorder the terms:
36 + 12x = -3[-27 + x]
36 + 12x = [-27 * -3 + x * -3]
36 + 12x = [81 + -3x]

Solving
36 + 12x = 81 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
36 + 12x + 3x = 81 + -3x + 3x

Combine like terms: 12x + 3x = 15x
36 + 15x = 81 + -3x + 3x

Combine like terms: -3x + 3x = 0
36 + 15x = 81 + 0
36 + 15x = 81

Add '-36' to each side of the equation.
36 + -36 + 15x = 81 + -36

Combine like terms: 36 + -36 = 0
0 + 15x = 81 + -36
15x = 81 + -36

Combine like terms: 81 + -36 = 45
15x = 45

Divide each side by '15'.
x = 3

Simplifying
x = 3

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