-2x^2+7x-60=0

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Solution for -2x^2+7x-60=0 equation:


Simplifying
-2x2 + 7x + -60 = 0

Reorder the terms:
-60 + 7x + -2x2 = 0

Solving
-60 + 7x + -2x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-2 the coefficient of the squared term: 

Divide each side by '-2'.
30 + -3.5x + x2 = 0

Move the constant term to the right:

Add '-30' to each side of the equation.
30 + -3.5x + -30 + x2 = 0 + -30

Reorder the terms:
30 + -30 + -3.5x + x2 = 0 + -30

Combine like terms: 30 + -30 = 0
0 + -3.5x + x2 = 0 + -30
-3.5x + x2 = 0 + -30

Combine like terms: 0 + -30 = -30
-3.5x + x2 = -30

The x term is -3.5x.  Take half its coefficient (-1.75).
Square it (3.0625) and add it to both sides.

Add '3.0625' to each side of the equation.
-3.5x + 3.0625 + x2 = -30 + 3.0625

Reorder the terms:
3.0625 + -3.5x + x2 = -30 + 3.0625

Combine like terms: -30 + 3.0625 = -26.9375
3.0625 + -3.5x + x2 = -26.9375

Factor a perfect square on the left side:
(x + -1.75)(x + -1.75) = -26.9375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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