12x^2+25+30x=0

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Solution for 12x^2+25+30x=0 equation:


Simplifying
12x2 + 25 + 30x = 0

Reorder the terms:
25 + 30x + 12x2 = 0

Solving
25 + 30x + 12x2 = 0

Solving for variable 'x'.

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

Divide each side by '12'.
2.083333333 + 2.5x + x2 = 0

Move the constant term to the right:

Add '-2.083333333' to each side of the equation.
2.083333333 + 2.5x + -2.083333333 + x2 = 0 + -2.083333333

Reorder the terms:
2.083333333 + -2.083333333 + 2.5x + x2 = 0 + -2.083333333

Combine like terms: 2.083333333 + -2.083333333 = 0.000000000
0.000000000 + 2.5x + x2 = 0 + -2.083333333
2.5x + x2 = 0 + -2.083333333

Combine like terms: 0 + -2.083333333 = -2.083333333
2.5x + x2 = -2.083333333

The x term is 2.5x.  Take half its coefficient (1.25).
Square it (1.5625) and add it to both sides.

Add '1.5625' to each side of the equation.
2.5x + 1.5625 + x2 = -2.083333333 + 1.5625

Reorder the terms:
1.5625 + 2.5x + x2 = -2.083333333 + 1.5625

Combine like terms: -2.083333333 + 1.5625 = -0.520833333
1.5625 + 2.5x + x2 = -0.520833333

Factor a perfect square on the left side:
(x + 1.25)(x + 1.25) = -0.520833333

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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