3*12.57=x

Solution for 3*12.57=x equation:

Simplifying
3 * 12.57 = x

Multiply 3 * 12.57
37.71 = x

Solving
37.71 = 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.
37.71 + -1x = x + -1x

Combine like terms: x + -1x = 0
37.71 + -1x = 0

Add '-37.71' to each side of the equation.
37.71 + -37.71 + -1x = 0 + -37.71

Combine like terms: 37.71 + -37.71 = 0.00
0.00 + -1x = 0 + -37.71
-1x = 0 + -37.71

Combine like terms: 0 + -37.71 = -37.71
-1x = -37.71

Divide each side by '-1'.
x = 37.71

Simplifying
x = 37.71