x^2+7x+49=-11

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Solution for x^2+7x+49=-11 equation:


Simplifying
x2 + 7x + 49 = -11

Reorder the terms:
49 + 7x + x2 = -11

Solving
49 + 7x + x2 = -11

Solving for variable 'x'.

Reorder the terms:
49 + 11 + 7x + x2 = -11 + 11

Combine like terms: 49 + 11 = 60
60 + 7x + x2 = -11 + 11

Combine like terms: -11 + 11 = 0
60 + 7x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-60' to each side of the equation.
60 + 7x + -60 + x2 = 0 + -60

Reorder the terms:
60 + -60 + 7x + x2 = 0 + -60

Combine like terms: 60 + -60 = 0
0 + 7x + x2 = 0 + -60
7x + x2 = 0 + -60

Combine like terms: 0 + -60 = -60
7x + x2 = -60

The x term is 7x.  Take half its coefficient (3.5).
Square it (12.25) and add it to both sides.

Add '12.25' to each side of the equation.
7x + 12.25 + x2 = -60 + 12.25

Reorder the terms:
12.25 + 7x + x2 = -60 + 12.25

Combine like terms: -60 + 12.25 = -47.75
12.25 + 7x + x2 = -47.75

Factor a perfect square on the left side:
(x + 3.5)(x + 3.5) = -47.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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