(2x^2+x-4)+(-3x^2-5x+1)=0

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Solution for (2x^2+x-4)+(-3x^2-5x+1)=0 equation:


Simplifying
(2x2 + x + -4) + (-3x2 + -5x + 1) = 0

Reorder the terms:
(-4 + x + 2x2) + (-3x2 + -5x + 1) = 0

Remove parenthesis around (-4 + x + 2x2)
-4 + x + 2x2 + (-3x2 + -5x + 1) = 0

Reorder the terms:
-4 + x + 2x2 + (1 + -5x + -3x2) = 0

Remove parenthesis around (1 + -5x + -3x2)
-4 + x + 2x2 + 1 + -5x + -3x2 = 0

Reorder the terms:
-4 + 1 + x + -5x + 2x2 + -3x2 = 0

Combine like terms: -4 + 1 = -3
-3 + x + -5x + 2x2 + -3x2 = 0

Combine like terms: x + -5x = -4x
-3 + -4x + 2x2 + -3x2 = 0

Combine like terms: 2x2 + -3x2 = -1x2
-3 + -4x + -1x2 = 0

Solving
-3 + -4x + -1x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-1'.
-1(3 + 4x + x2) = 0

Factor a trinomial.
-1((3 + x)(1 + x)) = 0

Ignore the factor -1.

Subproblem 1

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

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 = {-3, -1}

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