(-x^2+6X)+(3x^2+7)+(5x-2)=

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Solution for (-x^2+6X)+(3x^2+7)+(5x-2)= equation:


Simplifying
(-1x2 + 6X) + (3x2 + 7) + (5x + -2) = 0

Reorder the terms:
(6X + -1x2) + (3x2 + 7) + (5x + -2) = 0

Remove parenthesis around (6X + -1x2)
6X + -1x2 + (3x2 + 7) + (5x + -2) = 0

Reorder the terms:
6X + -1x2 + (7 + 3x2) + (5x + -2) = 0

Remove parenthesis around (7 + 3x2)
6X + -1x2 + 7 + 3x2 + (5x + -2) = 0

Reorder the terms:
6X + -1x2 + 7 + 3x2 + (-2 + 5x) = 0

Remove parenthesis around (-2 + 5x)
6X + -1x2 + 7 + 3x2 + -2 + 5x = 0

Reorder the terms:
7 + -2 + 6X + 5x + -1x2 + 3x2 = 0

Combine like terms: 7 + -2 = 5
5 + 6X + 5x + -1x2 + 3x2 = 0

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

Solving
5 + 6X + 5x + 2x2 = 0

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-5' to each side of the equation.
5 + 6X + 5x + -5 + 2x2 = 0 + -5

Reorder the terms:
5 + -5 + 6X + 5x + 2x2 = 0 + -5

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

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

Add '-5x' to each side of the equation.
6X + 5x + -5x + 2x2 = -5 + -5x

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

Add '-2x2' to each side of the equation.
6X + 2x2 + -2x2 = -5 + -5x + -2x2

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

Divide each side by '6'.
X = -0.8333333333 + -0.8333333333x + -0.3333333333x2

Simplifying
X = -0.8333333333 + -0.8333333333x + -0.3333333333x2

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