(8x^2-4x+1)+(3x^2+x+5)=

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Solution for (8x^2-4x+1)+(3x^2+x+5)= equation:


Simplifying
(8x2 + -4x + 1) + (3x2 + x + 5) = 0

Reorder the terms:
(1 + -4x + 8x2) + (3x2 + x + 5) = 0

Remove parenthesis around (1 + -4x + 8x2)
1 + -4x + 8x2 + (3x2 + x + 5) = 0

Reorder the terms:
1 + -4x + 8x2 + (5 + x + 3x2) = 0

Remove parenthesis around (5 + x + 3x2)
1 + -4x + 8x2 + 5 + x + 3x2 = 0

Reorder the terms:
1 + 5 + -4x + x + 8x2 + 3x2 = 0

Combine like terms: 1 + 5 = 6
6 + -4x + x + 8x2 + 3x2 = 0

Combine like terms: -4x + x = -3x
6 + -3x + 8x2 + 3x2 = 0

Combine like terms: 8x2 + 3x2 = 11x2
6 + -3x + 11x2 = 0

Solving
6 + -3x + 11x2 = 0

Solving for variable 'x'.

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

Divide each side by '11'.
0.5454545455 + -0.2727272727x + x2 = 0

Move the constant term to the right:

Add '-0.5454545455' to each side of the equation.
0.5454545455 + -0.2727272727x + -0.5454545455 + x2 = 0 + -0.5454545455

Reorder the terms:
0.5454545455 + -0.5454545455 + -0.2727272727x + x2 = 0 + -0.5454545455

Combine like terms: 0.5454545455 + -0.5454545455 = 0.0000000000
0.0000000000 + -0.2727272727x + x2 = 0 + -0.5454545455
-0.2727272727x + x2 = 0 + -0.5454545455

Combine like terms: 0 + -0.5454545455 = -0.5454545455
-0.2727272727x + x2 = -0.5454545455

The x term is -0.2727272727x.  Take half its coefficient (-0.1363636364).
Square it (0.01859504133) and add it to both sides.

Add '0.01859504133' to each side of the equation.
-0.2727272727x + 0.01859504133 + x2 = -0.5454545455 + 0.01859504133

Reorder the terms:
0.01859504133 + -0.2727272727x + x2 = -0.5454545455 + 0.01859504133

Combine like terms: -0.5454545455 + 0.01859504133 = -0.52685950417
0.01859504133 + -0.2727272727x + x2 = -0.52685950417

Factor a perfect square on the left side:
(x + -0.1363636364)(x + -0.1363636364) = -0.52685950417

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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