25x^2-9x+9=-39

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Solution for 25x^2-9x+9=-39 equation:


Simplifying
25x2 + -9x + 9 = -39

Reorder the terms:
9 + -9x + 25x2 = -39

Solving
9 + -9x + 25x2 = -39

Solving for variable 'x'.

Reorder the terms:
9 + 39 + -9x + 25x2 = -39 + 39

Combine like terms: 9 + 39 = 48
48 + -9x + 25x2 = -39 + 39

Combine like terms: -39 + 39 = 0
48 + -9x + 25x2 = 0

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

Divide each side by '25'.
1.92 + -0.36x + x2 = 0

Move the constant term to the right:

Add '-1.92' to each side of the equation.
1.92 + -0.36x + -1.92 + x2 = 0 + -1.92

Reorder the terms:
1.92 + -1.92 + -0.36x + x2 = 0 + -1.92

Combine like terms: 1.92 + -1.92 = 0.00
0.00 + -0.36x + x2 = 0 + -1.92
-0.36x + x2 = 0 + -1.92

Combine like terms: 0 + -1.92 = -1.92
-0.36x + x2 = -1.92

The x term is -0.36x.  Take half its coefficient (-0.18).
Square it (0.0324) and add it to both sides.

Add '0.0324' to each side of the equation.
-0.36x + 0.0324 + x2 = -1.92 + 0.0324

Reorder the terms:
0.0324 + -0.36x + x2 = -1.92 + 0.0324

Combine like terms: -1.92 + 0.0324 = -1.8876
0.0324 + -0.36x + x2 = -1.8876

Factor a perfect square on the left side:
(x + -0.18)(x + -0.18) = -1.8876

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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