3x^2+30x+100=0

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Solution for 3x^2+30x+100=0 equation:


Simplifying
3x2 + 30x + 100 = 0

Reorder the terms:
100 + 30x + 3x2 = 0

Solving
100 + 30x + 3x2 = 0

Solving for variable 'x'.

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

Divide each side by '3'.
33.33333333 + 10x + x2 = 0

Move the constant term to the right:

Add '-33.33333333' to each side of the equation.
33.33333333 + 10x + -33.33333333 + x2 = 0 + -33.33333333

Reorder the terms:
33.33333333 + -33.33333333 + 10x + x2 = 0 + -33.33333333

Combine like terms: 33.33333333 + -33.33333333 = 0.00000000
0.00000000 + 10x + x2 = 0 + -33.33333333
10x + x2 = 0 + -33.33333333

Combine like terms: 0 + -33.33333333 = -33.33333333
10x + x2 = -33.33333333

The x term is 10x.  Take half its coefficient (5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
10x + 25 + x2 = -33.33333333 + 25

Reorder the terms:
25 + 10x + x2 = -33.33333333 + 25

Combine like terms: -33.33333333 + 25 = -8.33333333
25 + 10x + x2 = -8.33333333

Factor a perfect square on the left side:
(x + 5)(x + 5) = -8.33333333

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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