.666(3x+9)=-2(2x+6)

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Solution for .666(3x+9)=-2(2x+6) equation:


Simplifying
0.666(3x + 9) = -2(2x + 6)

Reorder the terms:
0.666(9 + 3x) = -2(2x + 6)
(9 * 0.666 + 3x * 0.666) = -2(2x + 6)
(5.994 + 1.998x) = -2(2x + 6)

Reorder the terms:
5.994 + 1.998x = -2(6 + 2x)
5.994 + 1.998x = (6 * -2 + 2x * -2)
5.994 + 1.998x = (-12 + -4x)

Solving
5.994 + 1.998x = -12 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
5.994 + 1.998x + 4x = -12 + -4x + 4x

Combine like terms: 1.998x + 4x = 5.998x
5.994 + 5.998x = -12 + -4x + 4x

Combine like terms: -4x + 4x = 0
5.994 + 5.998x = -12 + 0
5.994 + 5.998x = -12

Add '-5.994' to each side of the equation.
5.994 + -5.994 + 5.998x = -12 + -5.994

Combine like terms: 5.994 + -5.994 = 0.000
0.000 + 5.998x = -12 + -5.994
5.998x = -12 + -5.994

Combine like terms: -12 + -5.994 = -17.994
5.998x = -17.994

Divide each side by '5.998'.
x = -3

Simplifying
x = -3

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