x(7-6x)=43

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Solution for x(7-6x)=43 equation:


Simplifying
x(7 + -6x) = 43
(7 * x + -6x * x) = 43
(7x + -6x2) = 43

Solving
7x + -6x2 = 43

Solving for variable 'x'.

Reorder the terms:
-43 + 7x + -6x2 = 43 + -43

Combine like terms: 43 + -43 = 0
-43 + 7x + -6x2 = 0

Begin completing the square.  Divide all terms by
-6 the coefficient of the squared term: 

Divide each side by '-6'.
7.166666667 + -1.166666667x + x2 = 0

Move the constant term to the right:

Add '-7.166666667' to each side of the equation.
7.166666667 + -1.166666667x + -7.166666667 + x2 = 0 + -7.166666667

Reorder the terms:
7.166666667 + -7.166666667 + -1.166666667x + x2 = 0 + -7.166666667

Combine like terms: 7.166666667 + -7.166666667 = 0.000000000
0.000000000 + -1.166666667x + x2 = 0 + -7.166666667
-1.166666667x + x2 = 0 + -7.166666667

Combine like terms: 0 + -7.166666667 = -7.166666667
-1.166666667x + x2 = -7.166666667

The x term is -1.166666667x.  Take half its coefficient (-0.5833333335).
Square it (0.3402777780) and add it to both sides.

Add '0.3402777780' to each side of the equation.
-1.166666667x + 0.3402777780 + x2 = -7.166666667 + 0.3402777780

Reorder the terms:
0.3402777780 + -1.166666667x + x2 = -7.166666667 + 0.3402777780

Combine like terms: -7.166666667 + 0.3402777780 = -6.826388889
0.3402777780 + -1.166666667x + x2 = -6.826388889

Factor a perfect square on the left side:
(x + -0.5833333335)(x + -0.5833333335) = -6.826388889

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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