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

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


Simplifying
(5x + -2) + (-8x2 + 2x + -3) = 0

Reorder the terms:
(-2 + 5x) + (-8x2 + 2x + -3) = 0

Remove parenthesis around (-2 + 5x)
-2 + 5x + (-8x2 + 2x + -3) = 0

Reorder the terms:
-2 + 5x + (-3 + 2x + -8x2) = 0

Remove parenthesis around (-3 + 2x + -8x2)
-2 + 5x + -3 + 2x + -8x2 = 0

Reorder the terms:
-2 + -3 + 5x + 2x + -8x2 = 0

Combine like terms: -2 + -3 = -5
-5 + 5x + 2x + -8x2 = 0

Combine like terms: 5x + 2x = 7x
-5 + 7x + -8x2 = 0

Solving
-5 + 7x + -8x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-8 the coefficient of the squared term: 

Divide each side by '-8'.
0.625 + -0.875x + x2 = 0

Move the constant term to the right:

Add '-0.625' to each side of the equation.
0.625 + -0.875x + -0.625 + x2 = 0 + -0.625

Reorder the terms:
0.625 + -0.625 + -0.875x + x2 = 0 + -0.625

Combine like terms: 0.625 + -0.625 = 0.000
0.000 + -0.875x + x2 = 0 + -0.625
-0.875x + x2 = 0 + -0.625

Combine like terms: 0 + -0.625 = -0.625
-0.875x + x2 = -0.625

The x term is -0.875x.  Take half its coefficient (-0.4375).
Square it (0.19140625) and add it to both sides.

Add '0.19140625' to each side of the equation.
-0.875x + 0.19140625 + x2 = -0.625 + 0.19140625

Reorder the terms:
0.19140625 + -0.875x + x2 = -0.625 + 0.19140625

Combine like terms: -0.625 + 0.19140625 = -0.43359375
0.19140625 + -0.875x + x2 = -0.43359375

Factor a perfect square on the left side:
(x + -0.4375)(x + -0.4375) = -0.43359375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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