1+2(1+x)+3(1+x)=1+x

Solution for 1+2(1+x)+3(1+x)=1+x equation:

Simplifying
1 + 2(1 + x) + 3(1 + x) = 1 + x
1 + (1 * 2 + x * 2) + 3(1 + x) = 1 + x
1 + (2 + 2x) + 3(1 + x) = 1 + x
1 + 2 + 2x + (1 * 3 + x * 3) = 1 + x
1 + 2 + 2x + (3 + 3x) = 1 + x

Reorder the terms:
1 + 2 + 3 + 2x + 3x = 1 + x

Combine like terms: 1 + 2 = 3
3 + 3 + 2x + 3x = 1 + x

Combine like terms: 3 + 3 = 6
6 + 2x + 3x = 1 + x

Combine like terms: 2x + 3x = 5x
6 + 5x = 1 + x

Solving
6 + 5x = 1 + 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.
6 + 5x + -1x = 1 + x + -1x

Combine like terms: 5x + -1x = 4x
6 + 4x = 1 + x + -1x

Combine like terms: x + -1x = 0
6 + 4x = 1 + 0
6 + 4x = 1

Add '-6' to each side of the equation.
6 + -6 + 4x = 1 + -6

Combine like terms: 6 + -6 = 0
0 + 4x = 1 + -6
4x = 1 + -6

Combine like terms: 1 + -6 = -5
4x = -5

Divide each side by '4'.
x = -1.25

Simplifying
x = -1.25