7x(7x)-6x+4=

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Solution for 7x(7x)-6x+4= equation: 


Simplifying
7x(7x) + -6x + 4 = 0

Remove parenthesis around (7x)
7x * 7x + -6x + 4 = 0

Reorder the terms for easier multiplication:
7 * 7x * x + -6x + 4 = 0

Multiply 7 * 7
49x * x + -6x + 4 = 0

Multiply x * x
49x2 + -6x + 4 = 0

Reorder the terms:
4 + -6x + 49x2 = 0

Solving
4 + -6x + 49x2 = 0

Solving for variable 'x'.

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

Divide each side by '49'.
0.08163265306 + -0.1224489796x + x2 = 0

Move the constant term to the right:

Add '-0.08163265306' to each side of the equation.
0.08163265306 + -0.1224489796x + -0.08163265306 + x2 = 0 + -0.08163265306

Reorder the terms:
0.08163265306 + -0.08163265306 + -0.1224489796x + x2 = 0 + -0.08163265306

Combine like terms: 0.08163265306 + -0.08163265306 = 0.00000000000
0.00000000000 + -0.1224489796x + x2 = 0 + -0.08163265306
-0.1224489796x + x2 = 0 + -0.08163265306

Combine like terms: 0 + -0.08163265306 = -0.08163265306
-0.1224489796x + x2 = -0.08163265306

The x term is -0.1224489796x.  Take half its coefficient (-0.0612244898).
Square it (0.003748438151) and add it to both sides.

Add '0.003748438151' to each side of the equation.
-0.1224489796x + 0.003748438151 + x2 = -0.08163265306 + 0.003748438151

Reorder the terms:
0.003748438151 + -0.1224489796x + x2 = -0.08163265306 + 0.003748438151

Combine like terms: -0.08163265306 + 0.003748438151 = -0.077884214909
0.003748438151 + -0.1224489796x + x2 = -0.077884214909

Factor a perfect square on the left side:
(x + -0.0612244898)(x + -0.0612244898) = -0.077884214909

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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