7x^2-6x+63=0

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Solution for 7x^2-6x+63=0 equation:


Simplifying
7x2 + -6x + 63 = 0

Reorder the terms:
63 + -6x + 7x2 = 0

Solving
63 + -6x + 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'.
9 + -0.8571428571x + x2 = 0

Move the constant term to the right:

Add '-9' to each side of the equation.
9 + -0.8571428571x + -9 + x2 = 0 + -9

Reorder the terms:
9 + -9 + -0.8571428571x + x2 = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -0.8571428571x + x2 = 0 + -9
-0.8571428571x + x2 = 0 + -9

Combine like terms: 0 + -9 = -9
-0.8571428571x + x2 = -9

The x term is -0.8571428571x.  Take half its coefficient (-0.4285714286).
Square it (0.1836734694) and add it to both sides.

Add '0.1836734694' to each side of the equation.
-0.8571428571x + 0.1836734694 + x2 = -9 + 0.1836734694

Reorder the terms:
0.1836734694 + -0.8571428571x + x2 = -9 + 0.1836734694

Combine like terms: -9 + 0.1836734694 = -8.8163265306
0.1836734694 + -0.8571428571x + x2 = -8.8163265306

Factor a perfect square on the left side:
(x + -0.4285714286)(x + -0.4285714286) = -8.8163265306

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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