9p^2-42p+49=0

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Solution for 9p^2-42p+49=0 equation:


Simplifying
9p2 + -42p + 49 = 0

Reorder the terms:
49 + -42p + 9p2 = 0

Solving
49 + -42p + 9p2 = 0

Solving for variable 'p'.

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

Subproblem 1

Set the factor '(7 + -3p)' equal to zero and attempt to solve: Simplifying 7 + -3p = 0 Solving 7 + -3p = 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 + -3p = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3p = 0 + -7 -3p = 0 + -7 Combine like terms: 0 + -7 = -7 -3p = -7 Divide each side by '-3'. p = 2.333333333 Simplifying p = 2.333333333

Subproblem 2

Set the factor '(7 + -3p)' equal to zero and attempt to solve: Simplifying 7 + -3p = 0 Solving 7 + -3p = 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 + -3p = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3p = 0 + -7 -3p = 0 + -7 Combine like terms: 0 + -7 = -7 -3p = -7 Divide each side by '-3'. p = 2.333333333 Simplifying p = 2.333333333

Solution

p = {2.333333333, 2.333333333}

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