7x^2+28x+50=0

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Solution for 7x^2+28x+50=0 equation:


Simplifying
7x2 + 28x + 50 = 0

Reorder the terms:
50 + 28x + 7x2 = 0

Solving
50 + 28x + 7x2 = 0

Solving for variable 'x'.

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

Divide each side by '7'.
7.142857143 + 4x + x2 = 0

Move the constant term to the right:

Add '-7.142857143' to each side of the equation.
7.142857143 + 4x + -7.142857143 + x2 = 0 + -7.142857143

Reorder the terms:
7.142857143 + -7.142857143 + 4x + x2 = 0 + -7.142857143

Combine like terms: 7.142857143 + -7.142857143 = 0.000000000
0.000000000 + 4x + x2 = 0 + -7.142857143
4x + x2 = 0 + -7.142857143

Combine like terms: 0 + -7.142857143 = -7.142857143
4x + x2 = -7.142857143

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 = -7.142857143 + 4

Reorder the terms:
4 + 4x + x2 = -7.142857143 + 4

Combine like terms: -7.142857143 + 4 = -3.142857143
4 + 4x + x2 = -3.142857143

Factor a perfect square on the left side:
(x + 2)(x + 2) = -3.142857143

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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