.4(3-x)+6x=3x+12-x

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Solution for .4(3-x)+6x=3x+12-x equation:


Simplifying
0.4(3 + -1x) + 6x = 3x + 12 + -1x
(3 * 0.4 + -1x * 0.4) + 6x = 3x + 12 + -1x
(1.2 + -0.4x) + 6x = 3x + 12 + -1x

Combine like terms: -0.4x + 6x = 5.6x
1.2 + 5.6x = 3x + 12 + -1x

Reorder the terms:
1.2 + 5.6x = 12 + 3x + -1x

Combine like terms: 3x + -1x = 2x
1.2 + 5.6x = 12 + 2x

Solving
1.2 + 5.6x = 12 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
1.2 + 5.6x + -2x = 12 + 2x + -2x

Combine like terms: 5.6x + -2x = 3.6x
1.2 + 3.6x = 12 + 2x + -2x

Combine like terms: 2x + -2x = 0
1.2 + 3.6x = 12 + 0
1.2 + 3.6x = 12

Add '-1.2' to each side of the equation.
1.2 + -1.2 + 3.6x = 12 + -1.2

Combine like terms: 1.2 + -1.2 = 0.0
0.0 + 3.6x = 12 + -1.2
3.6x = 12 + -1.2

Combine like terms: 12 + -1.2 = 10.8
3.6x = 10.8

Divide each side by '3.6'.
x = 3

Simplifying
x = 3

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