12+8+4x=3x-6x

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Solution for 12+8+4x=3x-6x equation:


Simplifying
12 + 8 + 4x = 3x + -6x

Combine like terms: 12 + 8 = 20
20 + 4x = 3x + -6x

Combine like terms: 3x + -6x = -3x
20 + 4x = -3x

Solving
20 + 4x = -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.
20 + 4x + 3x = -3x + 3x

Combine like terms: 4x + 3x = 7x
20 + 7x = -3x + 3x

Combine like terms: -3x + 3x = 0
20 + 7x = 0

Add '-20' to each side of the equation.
20 + -20 + 7x = 0 + -20

Combine like terms: 20 + -20 = 0
0 + 7x = 0 + -20
7x = 0 + -20

Combine like terms: 0 + -20 = -20
7x = -20

Divide each side by '7'.
x = -2.857142857

Simplifying
x = -2.857142857

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