-7x^2=-8x+14

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Solution for -7x^2=-8x+14 equation:


Simplifying
-7x2 = -8x + 14

Reorder the terms:
-7x2 = 14 + -8x

Solving
-7x2 = 14 + -8x

Solving for variable 'x'.

Reorder the terms:
-14 + 8x + -7x2 = 14 + -8x + -14 + 8x

Reorder the terms:
-14 + 8x + -7x2 = 14 + -14 + -8x + 8x

Combine like terms: 14 + -14 = 0
-14 + 8x + -7x2 = 0 + -8x + 8x
-14 + 8x + -7x2 = -8x + 8x

Combine like terms: -8x + 8x = 0
-14 + 8x + -7x2 = 0

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

Divide each side by '-7'.
2 + -1.142857143x + x2 = 0

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + -1.142857143x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + -1.142857143x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1.142857143x + x2 = 0 + -2
-1.142857143x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
-1.142857143x + x2 = -2

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 = -2 + 0.3265306123

Reorder the terms:
0.3265306123 + -1.142857143x + x2 = -2 + 0.3265306123

Combine like terms: -2 + 0.3265306123 = -1.6734693877
0.3265306123 + -1.142857143x + x2 = -1.6734693877

Factor a perfect square on the left side:
(x + -0.5714285715)(x + -0.5714285715) = -1.6734693877

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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