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Simplifying -21p2 + -17p + 8 = 0 Reorder the terms: 8 + -17p + -21p2 = 0 Solving 8 + -17p + -21p2 = 0 Solving for variable 'p'. Factor a trinomial. (1 + -3p)(8 + 7p) = 0Subproblem 1
Set the factor '(1 + -3p)' equal to zero and attempt to solve: Simplifying 1 + -3p = 0 Solving 1 + -3p = 0 Move all terms containing p to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3p = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3p = 0 + -1 -3p = 0 + -1 Combine like terms: 0 + -1 = -1 -3p = -1 Divide each side by '-3'. p = 0.3333333333 Simplifying p = 0.3333333333Subproblem 2
Set the factor '(8 + 7p)' equal to zero and attempt to solve: Simplifying 8 + 7p = 0 Solving 8 + 7p = 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 + 7p = 0 + -8 Combine like terms: 8 + -8 = 0 0 + 7p = 0 + -8 7p = 0 + -8 Combine like terms: 0 + -8 = -8 7p = -8 Divide each side by '7'. p = -1.142857143 Simplifying p = -1.142857143Solution
p = {0.3333333333, -1.142857143}
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