2p^2-28=10p

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Solution for 2p^2-28=10p equation:


Simplifying
2p2 + -28 = 10p

Reorder the terms:
-28 + 2p2 = 10p

Solving
-28 + 2p2 = 10p

Solving for variable 'p'.

Reorder the terms:
-28 + -10p + 2p2 = 10p + -10p

Combine like terms: 10p + -10p = 0
-28 + -10p + 2p2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-14 + -5p + p2) = 0

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

Ignore the factor 2.

Subproblem 1

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

Subproblem 2

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

Solution

p = {-2, 7}

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