X^2+3X=-2

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Solution for X^2+3X=-2 equation:


Simplifying
X2 + 3X = -2

Reorder the terms:
3X + X2 = -2

Solving
3X + X2 = -2

Solving for variable 'X'.

Reorder the terms:
2 + 3X + X2 = -2 + 2

Combine like terms: -2 + 2 = 0
2 + 3X + X2 = 0

Factor a trinomial.
(2 + X)(1 + X) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(1 + X)' equal to zero and attempt to solve: Simplifying 1 + X = 0 Solving 1 + X = 0 Move all terms containing X to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + X = 0 + -1 Combine like terms: 1 + -1 = 0 0 + X = 0 + -1 X = 0 + -1 Combine like terms: 0 + -1 = -1 X = -1 Simplifying X = -1

Solution

X = {-2, -1}

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