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

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


Simplifying
(3x2 + x + 1) + -1(2x2 + -3x + -5) = 0

Reorder the terms:
(1 + x + 3x2) + -1(2x2 + -3x + -5) = 0

Remove parenthesis around (1 + x + 3x2)
1 + x + 3x2 + -1(2x2 + -3x + -5) = 0

Reorder the terms:
1 + x + 3x2 + -1(-5 + -3x + 2x2) = 0
1 + x + 3x2 + (-5 * -1 + -3x * -1 + 2x2 * -1) = 0
1 + x + 3x2 + (5 + 3x + -2x2) = 0

Reorder the terms:
1 + 5 + x + 3x + 3x2 + -2x2 = 0

Combine like terms: 1 + 5 = 6
6 + x + 3x + 3x2 + -2x2 = 0

Combine like terms: x + 3x = 4x
6 + 4x + 3x2 + -2x2 = 0

Combine like terms: 3x2 + -2x2 = 1x2
6 + 4x + 1x2 = 0

Solving
6 + 4x + 1x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-6' to each side of the equation.
6 + 4x + -6 + x2 = 0 + -6

Reorder the terms:
6 + -6 + 4x + x2 = 0 + -6

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

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

The x term is 4x.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4x + 4 + x2 = -6 + 4

Reorder the terms:
4 + 4x + x2 = -6 + 4

Combine like terms: -6 + 4 = -2
4 + 4x + x2 = -2

Factor a perfect square on the left side:
(x + 2)(x + 2) = -2

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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