(6+x)-(x*2.2)=0

Solution for (6+x)-(x*2.2)=0 equation:

Simplifying
(6 + x) + -1(x * 2.2) = 0

Remove parenthesis around (6 + x)
6 + x + -1(x * 2.2) = 0

Reorder the terms for easier multiplication:
6 + x + -1(2.2x) = 0

Remove parenthesis around (2.2x)
6 + x + -1 * 2.2x = 0

Multiply -1 * 2.2
6 + x + -2.2x = 0

Combine like terms: x + -2.2x = -1.2x
6 + -1.2x = 0

Solving
6 + -1.2x = 0

Solving for variable 'x'.

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

Add '-6' to each side of the equation.
6 + -6 + -1.2x = 0 + -6

Combine like terms: 6 + -6 = 0
0 + -1.2x = 0 + -6
-1.2x = 0 + -6

Combine like terms: 0 + -6 = -6
-1.2x = -6

Divide each side by '-1.2'.
x = 5

Simplifying
x = 5