p^2+14p-38=

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Solution for p^2+14p-38= equation:


Simplifying
p2 + 14p + -38 = 0

Reorder the terms:
-38 + 14p + p2 = 0

Solving
-38 + 14p + p2 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '38' to each side of the equation.
-38 + 14p + 38 + p2 = 0 + 38

Reorder the terms:
-38 + 38 + 14p + p2 = 0 + 38

Combine like terms: -38 + 38 = 0
0 + 14p + p2 = 0 + 38
14p + p2 = 0 + 38

Combine like terms: 0 + 38 = 38
14p + p2 = 38

The p term is 14p.  Take half its coefficient (7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
14p + 49 + p2 = 38 + 49

Reorder the terms:
49 + 14p + p2 = 38 + 49

Combine like terms: 38 + 49 = 87
49 + 14p + p2 = 87

Factor a perfect square on the left side:
(p + 7)(p + 7) = 87

Calculate the square root of the right side: 9.327379053

Break this problem into two subproblems by setting 
(p + 7) equal to 9.327379053 and -9.327379053.

Subproblem 1

p + 7 = 9.327379053 Simplifying p + 7 = 9.327379053 Reorder the terms: 7 + p = 9.327379053 Solving 7 + p = 9.327379053 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + p = 9.327379053 + -7 Combine like terms: 7 + -7 = 0 0 + p = 9.327379053 + -7 p = 9.327379053 + -7 Combine like terms: 9.327379053 + -7 = 2.327379053 p = 2.327379053 Simplifying p = 2.327379053

Subproblem 2

p + 7 = -9.327379053 Simplifying p + 7 = -9.327379053 Reorder the terms: 7 + p = -9.327379053 Solving 7 + p = -9.327379053 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + p = -9.327379053 + -7 Combine like terms: 7 + -7 = 0 0 + p = -9.327379053 + -7 p = -9.327379053 + -7 Combine like terms: -9.327379053 + -7 = -16.327379053 p = -16.327379053 Simplifying p = -16.327379053

Solution

The solution to the problem is based on the solutions from the subproblems. p = {2.327379053, -16.327379053}

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