.4*12=x

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Solution for .4*12=x equation:


Simplifying
0.4 * 12 = x

Multiply 0.4 * 12
4.8 = x

Solving
4.8 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4.8 + -1x = x + -1x

Combine like terms: x + -1x = 0
4.8 + -1x = 0

Add '-4.8' to each side of the equation.
4.8 + -4.8 + -1x = 0 + -4.8

Combine like terms: 4.8 + -4.8 = 0.0
0.0 + -1x = 0 + -4.8
-1x = 0 + -4.8

Combine like terms: 0 + -4.8 = -4.8
-1x = -4.8

Divide each side by '-1'.
x = 4.8

Simplifying
x = 4.8

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