2x^2-5x-14=3x-2

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Solution for 2x^2-5x-14=3x-2 equation:


Simplifying
2x2 + -5x + -14 = 3x + -2

Reorder the terms:
-14 + -5x + 2x2 = 3x + -2

Reorder the terms:
-14 + -5x + 2x2 = -2 + 3x

Solving
-14 + -5x + 2x2 = -2 + 3x

Solving for variable 'x'.

Reorder the terms:
-14 + 2 + -5x + -3x + 2x2 = -2 + 3x + 2 + -3x

Combine like terms: -14 + 2 = -12
-12 + -5x + -3x + 2x2 = -2 + 3x + 2 + -3x

Combine like terms: -5x + -3x = -8x
-12 + -8x + 2x2 = -2 + 3x + 2 + -3x

Reorder the terms:
-12 + -8x + 2x2 = -2 + 2 + 3x + -3x

Combine like terms: -2 + 2 = 0
-12 + -8x + 2x2 = 0 + 3x + -3x
-12 + -8x + 2x2 = 3x + -3x

Combine like terms: 3x + -3x = 0
-12 + -8x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-6 + -4x + x2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-6 + -4x + x2)' equal to zero and attempt to solve: Simplifying -6 + -4x + x2 = 0 Solving -6 + -4x + x2 = 0 Begin completing the square. Move the constant term to the right: Add '6' to each side of the equation. -6 + -4x + 6 + x2 = 0 + 6 Reorder the terms: -6 + 6 + -4x + x2 = 0 + 6 Combine like terms: -6 + 6 = 0 0 + -4x + x2 = 0 + 6 -4x + x2 = 0 + 6 Combine like terms: 0 + 6 = 6 -4x + x2 = 6 The x term is -4x. Take half its coefficient (-2). Square it (4) and add it to both sides. Add '4' to each side of the equation. -4x + 4 + x2 = 6 + 4 Reorder the terms: 4 + -4x + x2 = 6 + 4 Combine like terms: 6 + 4 = 10 4 + -4x + x2 = 10 Factor a perfect square on the left side: (x + -2)(x + -2) = 10 Calculate the square root of the right side: 3.16227766 Break this problem into two subproblems by setting (x + -2) equal to 3.16227766 and -3.16227766.

Subproblem 1

x + -2 = 3.16227766 Simplifying x + -2 = 3.16227766 Reorder the terms: -2 + x = 3.16227766 Solving -2 + x = 3.16227766 Solving for variable 'x'. 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 = 3.16227766 + 2 Combine like terms: -2 + 2 = 0 0 + x = 3.16227766 + 2 x = 3.16227766 + 2 Combine like terms: 3.16227766 + 2 = 5.16227766 x = 5.16227766 Simplifying x = 5.16227766

Subproblem 2

x + -2 = -3.16227766 Simplifying x + -2 = -3.16227766 Reorder the terms: -2 + x = -3.16227766 Solving -2 + x = -3.16227766 Solving for variable 'x'. 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 = -3.16227766 + 2 Combine like terms: -2 + 2 = 0 0 + x = -3.16227766 + 2 x = -3.16227766 + 2 Combine like terms: -3.16227766 + 2 = -1.16227766 x = -1.16227766 Simplifying x = -1.16227766

Solution

The solution to the problem is based on the solutions from the subproblems. x = {5.16227766, -1.16227766}

Solution

x = {5.16227766, -1.16227766}

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