-5x+3=2x^2-3x-1

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Solution for -5x+3=2x^2-3x-1 equation:


Simplifying
-5x + 3 = 2x2 + -3x + -1

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

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

Solving
3 + -5x = -1 + -3x + 2x2

Solving for variable 'x'.

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

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

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

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

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

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

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

Factor out the Greatest Common Factor (GCF), '2'.
2(2 + -1x + -1x2) = 0

Factor a trinomial.
2((1 + -1x)(2 + x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1

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 = {1, -2}

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