x^2+4x+1=x+1

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Solution for x^2+4x+1=x+1 equation:


Simplifying
x2 + 4x + 1 = x + 1

Reorder the terms:
1 + 4x + x2 = x + 1

Reorder the terms:
1 + 4x + x2 = 1 + x

Add '-1' to each side of the equation.
1 + 4x + -1 + x2 = 1 + -1 + x

Reorder the terms:
1 + -1 + 4x + x2 = 1 + -1 + x

Combine like terms: 1 + -1 = 0
0 + 4x + x2 = 1 + -1 + x
4x + x2 = 1 + -1 + x

Combine like terms: 1 + -1 = 0
4x + x2 = 0 + x
4x + x2 = x

Solving
4x + x2 = x

Solving for variable 'x'.

Reorder the terms:
4x + -1x + x2 = x + -1x

Combine like terms: 4x + -1x = 3x
3x + x2 = x + -1x

Combine like terms: x + -1x = 0
3x + x2 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(3 + 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 '(3 + x)' equal to zero and attempt to solve: Simplifying 3 + x = 0 Solving 3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + x = 0 + -3 x = 0 + -3 Combine like terms: 0 + -3 = -3 x = -3 Simplifying x = -3

Solution

x = {0, -3}

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