p^2+15p=-56

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Solution for p^2+15p=-56 equation:


Simplifying
p2 + 15p = -56

Reorder the terms:
15p + p2 = -56

Solving
15p + p2 = -56

Solving for variable 'p'.

Reorder the terms:
56 + 15p + p2 = -56 + 56

Combine like terms: -56 + 56 = 0
56 + 15p + p2 = 0

Factor a trinomial.
(8 + p)(7 + p) = 0

Subproblem 1

Set the factor '(8 + p)' equal to zero and attempt to solve: Simplifying 8 + p = 0 Solving 8 + p = 0 Move all terms containing p to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + p = 0 + -8 Combine like terms: 8 + -8 = 0 0 + p = 0 + -8 p = 0 + -8 Combine like terms: 0 + -8 = -8 p = -8 Simplifying p = -8

Subproblem 2

Set the factor '(7 + p)' equal to zero and attempt to solve: Simplifying 7 + p = 0 Solving 7 + p = 0 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 = 0 + -7 Combine like terms: 7 + -7 = 0 0 + p = 0 + -7 p = 0 + -7 Combine like terms: 0 + -7 = -7 p = -7 Simplifying p = -7

Solution

p = {-8, -7}

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