2p^2=-17p-21

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Solution for 2p^2=-17p-21 equation:


Simplifying
2p2 = -17p + -21

Reorder the terms:
2p2 = -21 + -17p

Solving
2p2 = -21 + -17p

Solving for variable 'p'.

Reorder the terms:
21 + 17p + 2p2 = -21 + -17p + 21 + 17p

Reorder the terms:
21 + 17p + 2p2 = -21 + 21 + -17p + 17p

Combine like terms: -21 + 21 = 0
21 + 17p + 2p2 = 0 + -17p + 17p
21 + 17p + 2p2 = -17p + 17p

Combine like terms: -17p + 17p = 0
21 + 17p + 2p2 = 0

Factor a trinomial.
(7 + p)(3 + 2p) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(3 + 2p)' equal to zero and attempt to solve: Simplifying 3 + 2p = 0 Solving 3 + 2p = 0 Move all terms containing p to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 2p = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2p = 0 + -3 2p = 0 + -3 Combine like terms: 0 + -3 = -3 2p = -3 Divide each side by '2'. p = -1.5 Simplifying p = -1.5

Solution

p = {-7, -1.5}

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