x-(1+x)2=19

Solution for x-(1+x)2=19 equation:

Simplifying
x + -1(1 + x) * 2 = 19

Reorder the terms for easier multiplication:
x + -1 * 2(1 + x) = 19

Multiply -1 * 2
x + -2(1 + x) = 19
x + (1 * -2 + x * -2) = 19
x + (-2 + -2x) = 19

Reorder the terms:
-2 + x + -2x = 19

Combine like terms: x + -2x = -1x
-2 + -1x = 19

Solving
-2 + -1x = 19

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + -1x = 19 + 2

Combine like terms: -2 + 2 = 0
0 + -1x = 19 + 2
-1x = 19 + 2

Combine like terms: 19 + 2 = 21
-1x = 21

Divide each side by '-1'.
x = -21

Simplifying
x = -21