4x^2-33x+90=0

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Solution for 4x^2-33x+90=0 equation:


Simplifying
4x2 + -33x + 90 = 0

Reorder the terms:
90 + -33x + 4x2 = 0

Solving
90 + -33x + 4x2 = 0

Solving for variable 'x'.

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

Divide each side by '4'.
22.5 + -8.25x + x2 = 0

Move the constant term to the right:

Add '-22.5' to each side of the equation.
22.5 + -8.25x + -22.5 + x2 = 0 + -22.5

Reorder the terms:
22.5 + -22.5 + -8.25x + x2 = 0 + -22.5

Combine like terms: 22.5 + -22.5 = 0.0
0.0 + -8.25x + x2 = 0 + -22.5
-8.25x + x2 = 0 + -22.5

Combine like terms: 0 + -22.5 = -22.5
-8.25x + x2 = -22.5

The x term is -8.25x.  Take half its coefficient (-4.125).
Square it (17.015625) and add it to both sides.

Add '17.015625' to each side of the equation.
-8.25x + 17.015625 + x2 = -22.5 + 17.015625

Reorder the terms:
17.015625 + -8.25x + x2 = -22.5 + 17.015625

Combine like terms: -22.5 + 17.015625 = -5.484375
17.015625 + -8.25x + x2 = -5.484375

Factor a perfect square on the left side:
(x + -4.125)(x + -4.125) = -5.484375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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