9p^2+22p+15=0

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Solution for 9p^2+22p+15=0 equation:


Simplifying
9p2 + 22p + 15 = 0

Reorder the terms:
15 + 22p + 9p2 = 0

Solving
15 + 22p + 9p2 = 0

Solving for variable 'p'.

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

Divide each side by '9'.
1.666666667 + 2.444444444p + p2 = 0

Move the constant term to the right:

Add '-1.666666667' to each side of the equation.
1.666666667 + 2.444444444p + -1.666666667 + p2 = 0 + -1.666666667

Reorder the terms:
1.666666667 + -1.666666667 + 2.444444444p + p2 = 0 + -1.666666667

Combine like terms: 1.666666667 + -1.666666667 = 0.000000000
0.000000000 + 2.444444444p + p2 = 0 + -1.666666667
2.444444444p + p2 = 0 + -1.666666667

Combine like terms: 0 + -1.666666667 = -1.666666667
2.444444444p + p2 = -1.666666667

The p term is 2.444444444p.  Take half its coefficient (1.222222222).
Square it (1.493827160) and add it to both sides.

Add '1.493827160' to each side of the equation.
2.444444444p + 1.493827160 + p2 = -1.666666667 + 1.493827160

Reorder the terms:
1.493827160 + 2.444444444p + p2 = -1.666666667 + 1.493827160

Combine like terms: -1.666666667 + 1.493827160 = -0.172839507
1.493827160 + 2.444444444p + p2 = -0.172839507

Factor a perfect square on the left side:
(p + 1.222222222)(p + 1.222222222) = -0.172839507

Can't calculate square root of the right side.

The solution to this equation could not be determined.

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