50=x-(.1)x

Solution for 50=x-(.1)x equation:

Simplifying
50 = x + -1(0.1) * x

Multiply -1 * 0.1
50 = x + -0.1x

Combine like terms: x + -0.1x = 0.9x
50 = 0.9x

Solving
50 = 0.9x

Solving for variable 'x'.

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

Add '-0.9x' to each side of the equation.
50 + -0.9x = 0.9x + -0.9x

Combine like terms: 0.9x + -0.9x = 0.0
50 + -0.9x = 0.0

Add '-50' to each side of the equation.
50 + -50 + -0.9x = 0.0 + -50

Combine like terms: 50 + -50 = 0
0 + -0.9x = 0.0 + -50
-0.9x = 0.0 + -50

Combine like terms: 0.0 + -50 = -50
-0.9x = -50

Divide each side by '-0.9'.
x = 55.55555556

Simplifying
x = 55.55555556