x*x+2x+1=1

Solution for x*x+2x+1=1 equation:

Simplifying
x * x + 2x + 1 = 1

Multiply x * x
x2 + 2x + 1 = 1

Reorder the terms:
1 + 2x + x2 = 1

Add '-1' to each side of the equation.
1 + 2x + -1 + x2 = 1 + -1

Reorder the terms:
1 + -1 + 2x + x2 = 1 + -1

Combine like terms: 1 + -1 = 0
0 + 2x + x2 = 1 + -1
2x + x2 = 1 + -1

Combine like terms: 1 + -1 = 0
2x + x2 = 0

Solving
2x + x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(2 + x) = 0

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

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

Simplifying
x = 0
Subproblem 2
Set the factor '(2 + x)' equal to zero and attempt to solve:

Simplifying
2 + x = 0

Solving
2 + x = 0

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

Add '-2' to each side of the equation.
2 + -2 + x = 0 + -2

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

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

Simplifying
x = -2
Solution
x = {0, -2}