2p^2+4p-1=7p^2-7p+1

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Solution for 2p^2+4p-1=7p^2-7p+1 equation:


Simplifying
2p2 + 4p + -1 = 7p2 + -7p + 1

Reorder the terms:
-1 + 4p + 2p2 = 7p2 + -7p + 1

Reorder the terms:
-1 + 4p + 2p2 = 1 + -7p + 7p2

Solving
-1 + 4p + 2p2 = 1 + -7p + 7p2

Solving for variable 'p'.

Reorder the terms:
-1 + -1 + 4p + 7p + 2p2 + -7p2 = 1 + -7p + 7p2 + -1 + 7p + -7p2

Combine like terms: -1 + -1 = -2
-2 + 4p + 7p + 2p2 + -7p2 = 1 + -7p + 7p2 + -1 + 7p + -7p2

Combine like terms: 4p + 7p = 11p
-2 + 11p + 2p2 + -7p2 = 1 + -7p + 7p2 + -1 + 7p + -7p2

Combine like terms: 2p2 + -7p2 = -5p2
-2 + 11p + -5p2 = 1 + -7p + 7p2 + -1 + 7p + -7p2

Reorder the terms:
-2 + 11p + -5p2 = 1 + -1 + -7p + 7p + 7p2 + -7p2

Combine like terms: 1 + -1 = 0
-2 + 11p + -5p2 = 0 + -7p + 7p + 7p2 + -7p2
-2 + 11p + -5p2 = -7p + 7p + 7p2 + -7p2

Combine like terms: -7p + 7p = 0
-2 + 11p + -5p2 = 0 + 7p2 + -7p2
-2 + 11p + -5p2 = 7p2 + -7p2

Combine like terms: 7p2 + -7p2 = 0
-2 + 11p + -5p2 = 0

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

Subproblem 1

Set the factor '(-2 + p)' equal to zero and attempt to solve: Simplifying -2 + p = 0 Solving -2 + p = 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 + p = 0 + 2 Combine like terms: -2 + 2 = 0 0 + p = 0 + 2 p = 0 + 2 Combine like terms: 0 + 2 = 2 p = 2 Simplifying p = 2

Subproblem 2

Set the factor '(1 + -5p)' equal to zero and attempt to solve: Simplifying 1 + -5p = 0 Solving 1 + -5p = 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 + -5p = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -5p = 0 + -1 -5p = 0 + -1 Combine like terms: 0 + -1 = -1 -5p = -1 Divide each side by '-5'. p = 0.2 Simplifying p = 0.2

Solution

p = {2, 0.2}

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