2x^2+3x+8=x^2+5x-1

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Solution for 2x^2+3x+8=x^2+5x-1 equation:


Simplifying
2x2 + 3x + 8 = x2 + 5x + -1

Reorder the terms:
8 + 3x + 2x2 = x2 + 5x + -1

Reorder the terms:
8 + 3x + 2x2 = -1 + 5x + x2

Solving
8 + 3x + 2x2 = -1 + 5x + x2

Solving for variable 'x'.

Reorder the terms:
8 + 1 + 3x + -5x + 2x2 + -1x2 = -1 + 5x + x2 + 1 + -5x + -1x2

Combine like terms: 8 + 1 = 9
9 + 3x + -5x + 2x2 + -1x2 = -1 + 5x + x2 + 1 + -5x + -1x2

Combine like terms: 3x + -5x = -2x
9 + -2x + 2x2 + -1x2 = -1 + 5x + x2 + 1 + -5x + -1x2

Combine like terms: 2x2 + -1x2 = 1x2
9 + -2x + 1x2 = -1 + 5x + x2 + 1 + -5x + -1x2

Reorder the terms:
9 + -2x + 1x2 = -1 + 1 + 5x + -5x + x2 + -1x2

Combine like terms: -1 + 1 = 0
9 + -2x + 1x2 = 0 + 5x + -5x + x2 + -1x2
9 + -2x + 1x2 = 5x + -5x + x2 + -1x2

Combine like terms: 5x + -5x = 0
9 + -2x + 1x2 = 0 + x2 + -1x2
9 + -2x + 1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
9 + -2x + 1x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-9' to each side of the equation.
9 + -2x + -9 + x2 = 0 + -9

Reorder the terms:
9 + -9 + -2x + x2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -2x + x2 = 0 + -9
-2x + x2 = 0 + -9

Combine like terms: 0 + -9 = -9
-2x + x2 = -9

The x term is -2x.  Take half its coefficient (-1).
Square it (1) and add it to both sides.

Add '1' to each side of the equation.
-2x + 1 + x2 = -9 + 1

Reorder the terms:
1 + -2x + x2 = -9 + 1

Combine like terms: -9 + 1 = -8
1 + -2x + x2 = -8

Factor a perfect square on the left side:
(x + -1)(x + -1) = -8

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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