61.5=-.5(x-175)(x-175)

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Solution for 61.5=-.5(x-175)(x-175) equation:


Simplifying
61.5 = -0.5(x + -175)(x + -175)

Reorder the terms:
61.5 = -0.5(-175 + x)(x + -175)

Reorder the terms:
61.5 = -0.5(-175 + x)(-175 + x)

Multiply (-175 + x) * (-175 + x)
61.5 = -0.5(-175(-175 + x) + x(-175 + x))
61.5 = -0.5((-175 * -175 + x * -175) + x(-175 + x))
61.5 = -0.5((30625 + -175x) + x(-175 + x))
61.5 = -0.5(30625 + -175x + (-175 * x + x * x))
61.5 = -0.5(30625 + -175x + (-175x + x2))

Combine like terms: -175x + -175x = -350x
61.5 = -0.5(30625 + -350x + x2)
61.5 = (30625 * -0.5 + -350x * -0.5 + x2 * -0.5)
61.5 = (-15312.5 + 175x + -0.5x2)

Solving
61.5 = -15312.5 + 175x + -0.5x2

Solving for variable 'x'.

Combine like terms: 61.5 + 15312.5 = 15374
15374 + -175x + 0.5x2 = -15312.5 + 175x + -0.5x2 + 15312.5 + -175x + 0.5x2

Reorder the terms:
15374 + -175x + 0.5x2 = -15312.5 + 15312.5 + 175x + -175x + -0.5x2 + 0.5x2

Combine like terms: -15312.5 + 15312.5 = 0.0
15374 + -175x + 0.5x2 = 0.0 + 175x + -175x + -0.5x2 + 0.5x2
15374 + -175x + 0.5x2 = 175x + -175x + -0.5x2 + 0.5x2

Combine like terms: 175x + -175x = 0
15374 + -175x + 0.5x2 = 0 + -0.5x2 + 0.5x2
15374 + -175x + 0.5x2 = -0.5x2 + 0.5x2

Combine like terms: -0.5x2 + 0.5x2 = 0.0
15374 + -175x + 0.5x2 = 0.0

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

Divide each side by '0.5'.
30748 + -350x + x2 = 0

Move the constant term to the right:

Add '-30748' to each side of the equation.
30748 + -350x + -30748 + x2 = 0 + -30748

Reorder the terms:
30748 + -30748 + -350x + x2 = 0 + -30748

Combine like terms: 30748 + -30748 = 0
0 + -350x + x2 = 0 + -30748
-350x + x2 = 0 + -30748

Combine like terms: 0 + -30748 = -30748
-350x + x2 = -30748

The x term is -350x.  Take half its coefficient (-175).
Square it (30625) and add it to both sides.

Add '30625' to each side of the equation.
-350x + 30625 + x2 = -30748 + 30625

Reorder the terms:
30625 + -350x + x2 = -30748 + 30625

Combine like terms: -30748 + 30625 = -123
30625 + -350x + x2 = -123

Factor a perfect square on the left side:
(x + -175)(x + -175) = -123

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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