-3.9+61.2=x

Solution for -3.9+61.2=x equation:

Simplifying
-3.9 + 61.2 = x

Combine like terms: -3.9 + 61.2 = 57.3
57.3 = x

Solving
57.3 = 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.
57.3 + -1x = x + -1x

Combine like terms: x + -1x = 0
57.3 + -1x = 0

Add '-57.3' to each side of the equation.
57.3 + -57.3 + -1x = 0 + -57.3

Combine like terms: 57.3 + -57.3 = 0.0
0.0 + -1x = 0 + -57.3
-1x = 0 + -57.3

Combine like terms: 0 + -57.3 = -57.3
-1x = -57.3

Divide each side by '-1'.
x = 57.3

Simplifying
x = 57.3