4x^2+25=x+13

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Solution for 4x^2+25=x+13 equation:


Simplifying
4x2 + 25 = x + 13

Reorder the terms:
25 + 4x2 = x + 13

Reorder the terms:
25 + 4x2 = 13 + x

Solving
25 + 4x2 = 13 + x

Solving for variable 'x'.

Reorder the terms:
25 + -13 + -1x + 4x2 = 13 + x + -13 + -1x

Combine like terms: 25 + -13 = 12
12 + -1x + 4x2 = 13 + x + -13 + -1x

Reorder the terms:
12 + -1x + 4x2 = 13 + -13 + x + -1x

Combine like terms: 13 + -13 = 0
12 + -1x + 4x2 = 0 + x + -1x
12 + -1x + 4x2 = x + -1x

Combine like terms: x + -1x = 0
12 + -1x + 4x2 = 0

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

Divide each side by '4'.
3 + -0.25x + x2 = 0

Move the constant term to the right:

Add '-3' to each side of the equation.
3 + -0.25x + -3 + x2 = 0 + -3

Reorder the terms:
3 + -3 + -0.25x + x2 = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -0.25x + x2 = 0 + -3
-0.25x + x2 = 0 + -3

Combine like terms: 0 + -3 = -3
-0.25x + x2 = -3

The x term is -0.25x.  Take half its coefficient (-0.125).
Square it (0.015625) and add it to both sides.

Add '0.015625' to each side of the equation.
-0.25x + 0.015625 + x2 = -3 + 0.015625

Reorder the terms:
0.015625 + -0.25x + x2 = -3 + 0.015625

Combine like terms: -3 + 0.015625 = -2.984375
0.015625 + -0.25x + x2 = -2.984375

Factor a perfect square on the left side:
(x + -0.125)(x + -0.125) = -2.984375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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