3.9*4.2=4.1x

Solution for 3.9*4.2=4.1x equation:

Simplifying
3.9 * 4.2 = 4.1x

Multiply 3.9 * 4.2
16.38 = 4.1x

Solving
16.38 = 4.1x

Solving for variable 'x'.

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

Add '-4.1x' to each side of the equation.
16.38 + -4.1x = 4.1x + -4.1x

Combine like terms: 4.1x + -4.1x = 0.0
16.38 + -4.1x = 0.0

Add '-16.38' to each side of the equation.
16.38 + -16.38 + -4.1x = 0.0 + -16.38

Combine like terms: 16.38 + -16.38 = 0.00
0.00 + -4.1x = 0.0 + -16.38
-4.1x = 0.0 + -16.38

Combine like terms: 0.0 + -16.38 = -16.38
-4.1x = -16.38

Divide each side by '-4.1'.
x = 3.995121951

Simplifying
x = 3.995121951