7x(7x)-18x+12=0

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Solution for 7x(7x)-18x+12=0 equation:


Simplifying
7x(7x) + -18x + 12 = 0

Remove parenthesis around (7x)
7x * 7x + -18x + 12 = 0

Reorder the terms for easier multiplication:
7 * 7x * x + -18x + 12 = 0

Multiply 7 * 7
49x * x + -18x + 12 = 0

Multiply x * x
49x2 + -18x + 12 = 0

Reorder the terms:
12 + -18x + 49x2 = 0

Solving
12 + -18x + 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'.
0.2448979592 + -0.3673469388x + x2 = 0

Move the constant term to the right:

Add '-0.2448979592' to each side of the equation.
0.2448979592 + -0.3673469388x + -0.2448979592 + x2 = 0 + -0.2448979592

Reorder the terms:
0.2448979592 + -0.2448979592 + -0.3673469388x + x2 = 0 + -0.2448979592

Combine like terms: 0.2448979592 + -0.2448979592 = 0.0000000000
0.0000000000 + -0.3673469388x + x2 = 0 + -0.2448979592
-0.3673469388x + x2 = 0 + -0.2448979592

Combine like terms: 0 + -0.2448979592 = -0.2448979592
-0.3673469388x + x2 = -0.2448979592

The x term is -0.3673469388x.  Take half its coefficient (-0.1836734694).
Square it (0.03373594336) and add it to both sides.

Add '0.03373594336' to each side of the equation.
-0.3673469388x + 0.03373594336 + x2 = -0.2448979592 + 0.03373594336

Reorder the terms:
0.03373594336 + -0.3673469388x + x2 = -0.2448979592 + 0.03373594336

Combine like terms: -0.2448979592 + 0.03373594336 = -0.21116201584
0.03373594336 + -0.3673469388x + x2 = -0.21116201584

Factor a perfect square on the left side:
(x + -0.1836734694)(x + -0.1836734694) = -0.21116201584

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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