3(x+4)=-4(6x+3x)

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Solution for 3(x+4)=-4(6x+3x) equation:


Simplifying
3(x + 4) = -4(6x + 3x)

Reorder the terms:
3(4 + x) = -4(6x + 3x)
(4 * 3 + x * 3) = -4(6x + 3x)
(12 + 3x) = -4(6x + 3x)

Combine like terms: 6x + 3x = 9x
12 + 3x = -4(9x)

Remove parenthesis around (9x)
12 + 3x = -4 * 9x

Multiply -4 * 9
12 + 3x = -36x

Solving
12 + 3x = -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.
12 + 3x + 36x = -36x + 36x

Combine like terms: 3x + 36x = 39x
12 + 39x = -36x + 36x

Combine like terms: -36x + 36x = 0
12 + 39x = 0

Add '-12' to each side of the equation.
12 + -12 + 39x = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 39x = 0 + -12
39x = 0 + -12

Combine like terms: 0 + -12 = -12
39x = -12

Divide each side by '39'.
x = -0.3076923077

Simplifying
x = -0.3076923077

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