x*x+x*1+2*x+2*1=

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


Simplifying
x * x + x * 1 + 2x + 2 * 1 = 0
Multiply x * x
x2 + x * 1 + 2x + 2 * 1 = 0
Reorder the terms for easier multiplication:
x2 + 1x + 2x + 2 * 1 = 0
Multiply 2 * 1
x2 + 1x + 2x + 2 = 0
Reorder the terms:
2 + 1x + 2x + x2 = 0
Combine like terms: 1x + 2x = 3x
2 + 3x + x2 = 0
Solving
2 + 3x + x2 = 0
Solving for variable 'x'.
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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