2p^2-30p+120=8

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Solution for 2p^2-30p+120=8 equation:


Simplifying
2p2 + -30p + 120 = 8

Reorder the terms:
120 + -30p + 2p2 = 8

Solving
120 + -30p + 2p2 = 8

Solving for variable 'p'.

Reorder the terms:
120 + -8 + -30p + 2p2 = 8 + -8

Combine like terms: 120 + -8 = 112
112 + -30p + 2p2 = 8 + -8

Combine like terms: 8 + -8 = 0
112 + -30p + 2p2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(56 + -15p + p2) = 0

Factor a trinomial.
2((7 + -1p)(8 + -1p)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(7 + -1p)' equal to zero and attempt to solve: Simplifying 7 + -1p = 0 Solving 7 + -1p = 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 + -1p = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1p = 0 + -7 -1p = 0 + -7 Combine like terms: 0 + -7 = -7 -1p = -7 Divide each side by '-1'. p = 7 Simplifying p = 7

Subproblem 2

Set the factor '(8 + -1p)' equal to zero and attempt to solve: Simplifying 8 + -1p = 0 Solving 8 + -1p = 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 + -1p = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -1p = 0 + -8 -1p = 0 + -8 Combine like terms: 0 + -8 = -8 -1p = -8 Divide each side by '-1'. p = 8 Simplifying p = 8

Solution

p = {7, 8}

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