p^2-12p=45

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Solution for p^2-12p=45 equation:


Simplifying
p2 + -12p = 45

Reorder the terms:
-12p + p2 = 45

Solving
-12p + p2 = 45

Solving for variable 'p'.

Reorder the terms:
-45 + -12p + p2 = 45 + -45

Combine like terms: 45 + -45 = 0
-45 + -12p + p2 = 0

Factor a trinomial.
(-3 + -1p)(15 + -1p) = 0

Subproblem 1

Set the factor '(-3 + -1p)' equal to zero and attempt to solve: Simplifying -3 + -1p = 0 Solving -3 + -1p = 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 + -1p = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -1p = 0 + 3 -1p = 0 + 3 Combine like terms: 0 + 3 = 3 -1p = 3 Divide each side by '-1'. p = -3 Simplifying p = -3

Subproblem 2

Set the factor '(15 + -1p)' equal to zero and attempt to solve: Simplifying 15 + -1p = 0 Solving 15 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -1p = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -1p = 0 + -15 -1p = 0 + -15 Combine like terms: 0 + -15 = -15 -1p = -15 Divide each side by '-1'. p = 15 Simplifying p = 15

Solution

p = {-3, 15}

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