-109.1=x^2+2.85x

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Solution for -109.1=x^2+2.85x equation:


Simplifying
-109.1 = x2 + 2.85x

Reorder the terms:
-109.1 = 2.85x + x2

Solving
-109.1 = 2.85x + x2

Solving for variable 'x'.

Reorder the terms:
-109.1 + -2.85x + -1x2 = 2.85x + -2.85x + x2 + -1x2

Combine like terms: 2.85x + -2.85x = 0.00
-109.1 + -2.85x + -1x2 = 0.00 + x2 + -1x2
-109.1 + -2.85x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-109.1 + -2.85x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
109.1 + 2.85x + x2 = 0

Move the constant term to the right:

Add '-109.1' to each side of the equation.
109.1 + 2.85x + -109.1 + x2 = 0 + -109.1

Reorder the terms:
109.1 + -109.1 + 2.85x + x2 = 0 + -109.1

Combine like terms: 109.1 + -109.1 = 0.0
0.0 + 2.85x + x2 = 0 + -109.1
2.85x + x2 = 0 + -109.1

Combine like terms: 0 + -109.1 = -109.1
2.85x + x2 = -109.1

The x term is 2.85x.  Take half its coefficient (1.425).
Square it (2.030625) and add it to both sides.

Add '2.030625' to each side of the equation.
2.85x + 2.030625 + x2 = -109.1 + 2.030625

Reorder the terms:
2.030625 + 2.85x + x2 = -109.1 + 2.030625

Combine like terms: -109.1 + 2.030625 = -107.069375
2.030625 + 2.85x + x2 = -107.069375

Factor a perfect square on the left side:
(x + 1.425)(x + 1.425) = -107.069375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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