2x^2=-x+6

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Solution for 2x^2=-x+6 equation:


Simplifying
2x2 = -1x + 6

Reorder the terms:
2x2 = 6 + -1x

Solving
2x2 = 6 + -1x

Solving for variable 'x'.

Reorder the terms:
-6 + x + 2x2 = 6 + -1x + -6 + x

Reorder the terms:
-6 + x + 2x2 = 6 + -6 + -1x + x

Combine like terms: 6 + -6 = 0
-6 + x + 2x2 = 0 + -1x + x
-6 + x + 2x2 = -1x + x

Combine like terms: -1x + x = 0
-6 + x + 2x2 = 0

Factor a trinomial.
(-2 + -1x)(3 + -2x) = 0

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 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 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

Subproblem 2

Set the factor '(3 + -2x)' equal to zero and attempt to solve: Simplifying 3 + -2x = 0 Solving 3 + -2x = 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 + -2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2x = 0 + -3 -2x = 0 + -3 Combine like terms: 0 + -3 = -3 -2x = -3 Divide each side by '-2'. x = 1.5 Simplifying x = 1.5

Solution

x = {-2, 1.5}

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