7p^2-42=35p

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Solution for 7p^2-42=35p equation:


Simplifying
7p2 + -42 = 35p

Reorder the terms:
-42 + 7p2 = 35p

Solving
-42 + 7p2 = 35p

Solving for variable 'p'.

Reorder the terms:
-42 + -35p + 7p2 = 35p + -35p

Combine like terms: 35p + -35p = 0
-42 + -35p + 7p2 = 0

Factor out the Greatest Common Factor (GCF), '7'.
7(-6 + -5p + p2) = 0

Factor a trinomial.
7((-1 + -1p)(6 + -1p)) = 0

Ignore the factor 7.

Subproblem 1

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

Subproblem 2

Set the factor '(6 + -1p)' equal to zero and attempt to solve: Simplifying 6 + -1p = 0 Solving 6 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1p = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1p = 0 + -6 -1p = 0 + -6 Combine like terms: 0 + -6 = -6 -1p = -6 Divide each side by '-1'. p = 6 Simplifying p = 6

Solution

p = {-1, 6}

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