.4(3x-4)=12

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


Simplifying
0.4(3x + -4) = 12

Reorder the terms:
0.4(-4 + 3x) = 12
(-4 * 0.4 + 3x * 0.4) = 12
(-1.6 + 1.2x) = 12

Solving
-1.6 + 1.2x = 12

Solving for variable 'x'.

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

Add '1.6' to each side of the equation.
-1.6 + 1.6 + 1.2x = 12 + 1.6

Combine like terms: -1.6 + 1.6 = 0.0
0.0 + 1.2x = 12 + 1.6
1.2x = 12 + 1.6

Combine like terms: 12 + 1.6 = 13.6
1.2x = 13.6

Divide each side by '1.2'.
x = 11.33333333

Simplifying
x = 11.33333333

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