x-13=4[3x-4(3x+1)]

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Solution for x-13=4[3x-4(3x+1)] equation:


Simplifying
x + -13 = 4[3x + -4(3x + 1)]

Reorder the terms:
-13 + x = 4[3x + -4(3x + 1)]

Reorder the terms:
-13 + x = 4[3x + -4(1 + 3x)]
-13 + x = 4[3x + (1 * -4 + 3x * -4)]
-13 + x = 4[3x + (-4 + -12x)]

Reorder the terms:
-13 + x = 4[-4 + 3x + -12x]

Combine like terms: 3x + -12x = -9x
-13 + x = 4[-4 + -9x]
-13 + x = [-4 * 4 + -9x * 4]
-13 + x = [-16 + -36x]

Solving
-13 + x = -16 + -36x

Solving for variable 'x'.

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

Add '36x' to each side of the equation.
-13 + x + 36x = -16 + -36x + 36x

Combine like terms: x + 36x = 37x
-13 + 37x = -16 + -36x + 36x

Combine like terms: -36x + 36x = 0
-13 + 37x = -16 + 0
-13 + 37x = -16

Add '13' to each side of the equation.
-13 + 13 + 37x = -16 + 13

Combine like terms: -13 + 13 = 0
0 + 37x = -16 + 13
37x = -16 + 13

Combine like terms: -16 + 13 = -3
37x = -3

Divide each side by '37'.
x = -0.08108108108

Simplifying
x = -0.08108108108

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