p^2=-2p+8

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Solution for p^2=-2p+8 equation:


Simplifying
p2 = -2p + 8

Reorder the terms:
p2 = 8 + -2p

Solving
p2 = 8 + -2p

Solving for variable 'p'.

Reorder the terms:
-8 + 2p + p2 = 8 + -2p + -8 + 2p

Reorder the terms:
-8 + 2p + p2 = 8 + -8 + -2p + 2p

Combine like terms: 8 + -8 = 0
-8 + 2p + p2 = 0 + -2p + 2p
-8 + 2p + p2 = -2p + 2p

Combine like terms: -2p + 2p = 0
-8 + 2p + p2 = 0

Factor a trinomial.
(-4 + -1p)(2 + -1p) = 0

Subproblem 1

Set the factor '(-4 + -1p)' equal to zero and attempt to solve: Simplifying -4 + -1p = 0 Solving -4 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + -1p = 0 + 4 Combine like terms: -4 + 4 = 0 0 + -1p = 0 + 4 -1p = 0 + 4 Combine like terms: 0 + 4 = 4 -1p = 4 Divide each side by '-1'. p = -4 Simplifying p = -4

Subproblem 2

Set the factor '(2 + -1p)' equal to zero and attempt to solve: Simplifying 2 + -1p = 0 Solving 2 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1p = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1p = 0 + -2 -1p = 0 + -2 Combine like terms: 0 + -2 = -2 -1p = -2 Divide each side by '-1'. p = 2 Simplifying p = 2

Solution

p = {-4, 2}

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