(3.1+x)*0.15=x

Solution for (3.1+x)*0.15=x equation:

Simplifying
(3.1 + x) * 0.15 = x

Reorder the terms for easier multiplication:
0.15(3.1 + x) = x
(3.1 * 0.15 + x * 0.15) = x
(0.465 + 0.15x) = x

Solving
0.465 + 0.15x = 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.
0.465 + 0.15x + -1x = x + -1x

Combine like terms: 0.15x + -1x = -0.85x
0.465 + -0.85x = x + -1x

Combine like terms: x + -1x = 0
0.465 + -0.85x = 0

Add '-0.465' to each side of the equation.
0.465 + -0.465 + -0.85x = 0 + -0.465

Combine like terms: 0.465 + -0.465 = 0.000
0.000 + -0.85x = 0 + -0.465
-0.85x = 0 + -0.465

Combine like terms: 0 + -0.465 = -0.465
-0.85x = -0.465

Divide each side by '-0.85'.
x = 0.5470588235

Simplifying
x = 0.5470588235