8p^2+20p-40=8

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Solution for 8p^2+20p-40=8 equation:


Simplifying
8p2 + 20p + -40 = 8

Reorder the terms:
-40 + 20p + 8p2 = 8

Solving
-40 + 20p + 8p2 = 8

Solving for variable 'p'.

Reorder the terms:
-40 + -8 + 20p + 8p2 = 8 + -8

Combine like terms: -40 + -8 = -48
-48 + 20p + 8p2 = 8 + -8

Combine like terms: 8 + -8 = 0
-48 + 20p + 8p2 = 0

Factor out the Greatest Common Factor (GCF), '4'.
4(-12 + 5p + 2p2) = 0

Factor a trinomial.
4((-4 + -1p)(3 + -2p)) = 0

Ignore the factor 4.

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 '(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 = {-4, 1.5}

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