x^2-160x+7800=0

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Solution for x^2-160x+7800=0 equation:


Simplifying
x2 + -160x + 7800 = 0

Reorder the terms:
7800 + -160x + x2 = 0

Solving
7800 + -160x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-7800' to each side of the equation.
7800 + -160x + -7800 + x2 = 0 + -7800

Reorder the terms:
7800 + -7800 + -160x + x2 = 0 + -7800

Combine like terms: 7800 + -7800 = 0
0 + -160x + x2 = 0 + -7800
-160x + x2 = 0 + -7800

Combine like terms: 0 + -7800 = -7800
-160x + x2 = -7800

The x term is -160x.  Take half its coefficient (-80).
Square it (6400) and add it to both sides.

Add '6400' to each side of the equation.
-160x + 6400 + x2 = -7800 + 6400

Reorder the terms:
6400 + -160x + x2 = -7800 + 6400

Combine like terms: -7800 + 6400 = -1400
6400 + -160x + x2 = -1400

Factor a perfect square on the left side:
(x + -80)(x + -80) = -1400

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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