7x^2+8x+112=0

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Solution for 7x^2+8x+112=0 equation:


Simplifying
7x2 + 8x + 112 = 0

Reorder the terms:
112 + 8x + 7x2 = 0

Solving
112 + 8x + 7x2 = 0

Solving for variable 'x'.

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

Divide each side by '7'.
16 + 1.142857143x + x2 = 0

Move the constant term to the right:

Add '-16' to each side of the equation.
16 + 1.142857143x + -16 + x2 = 0 + -16

Reorder the terms:
16 + -16 + 1.142857143x + x2 = 0 + -16

Combine like terms: 16 + -16 = 0
0 + 1.142857143x + x2 = 0 + -16
1.142857143x + x2 = 0 + -16

Combine like terms: 0 + -16 = -16
1.142857143x + x2 = -16

The x term is 1.142857143x.  Take half its coefficient (0.5714285715).
Square it (0.3265306123) and add it to both sides.

Add '0.3265306123' to each side of the equation.
1.142857143x + 0.3265306123 + x2 = -16 + 0.3265306123

Reorder the terms:
0.3265306123 + 1.142857143x + x2 = -16 + 0.3265306123

Combine like terms: -16 + 0.3265306123 = -15.6734693877
0.3265306123 + 1.142857143x + x2 = -15.6734693877

Factor a perfect square on the left side:
(x + 0.5714285715)(x + 0.5714285715) = -15.6734693877

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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