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

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


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

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

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

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

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

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

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

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

Solving
-2 + 3x + -2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
1 + -1.5x + x2 = 0

Move the constant term to the right:

Add '-1' to each side of the equation.
1 + -1.5x + -1 + x2 = 0 + -1

Reorder the terms:
1 + -1 + -1.5x + x2 = 0 + -1

Combine like terms: 1 + -1 = 0
0 + -1.5x + x2 = 0 + -1
-1.5x + x2 = 0 + -1

Combine like terms: 0 + -1 = -1
-1.5x + x2 = -1

The x term is -1.5x.  Take half its coefficient (-0.75).
Square it (0.5625) and add it to both sides.

Add '0.5625' to each side of the equation.
-1.5x + 0.5625 + x2 = -1 + 0.5625

Reorder the terms:
0.5625 + -1.5x + x2 = -1 + 0.5625

Combine like terms: -1 + 0.5625 = -0.4375
0.5625 + -1.5x + x2 = -0.4375

Factor a perfect square on the left side:
(x + -0.75)(x + -0.75) = -0.4375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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