5p(2p-3)(p+7)=0

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Solution for 5p(2p-3)(p+7)=0 equation:


Simplifying
5p(2p + -3)(p + 7) = 0

Reorder the terms:
5p(-3 + 2p)(p + 7) = 0

Reorder the terms:
5p(-3 + 2p)(7 + p) = 0

Multiply (-3 + 2p) * (7 + p)
5p(-3(7 + p) + 2p * (7 + p)) = 0
5p((7 * -3 + p * -3) + 2p * (7 + p)) = 0
5p((-21 + -3p) + 2p * (7 + p)) = 0
5p(-21 + -3p + (7 * 2p + p * 2p)) = 0
5p(-21 + -3p + (14p + 2p2)) = 0

Combine like terms: -3p + 14p = 11p
5p(-21 + 11p + 2p2) = 0
(-21 * 5p + 11p * 5p + 2p2 * 5p) = 0
(-105p + 55p2 + 10p3) = 0

Solving
-105p + 55p2 + 10p3 = 0

Solving for variable 'p'.

Factor out the Greatest Common Factor (GCF), '5p'.
5p(-21 + 11p + 2p2) = 0

Factor a trinomial.
5p((-7 + -1p)(3 + -2p)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor 'p' equal to zero and attempt to solve: Simplifying p = 0 Solving p = 0 Move all terms containing p to the left, all other terms to the right. Simplifying p = 0

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

Subproblem 3

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 = {0, -7, 1.5}

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