4p^2+p=140

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Solution for 4p^2+p=140 equation:


Simplifying
4p2 + p = 140

Reorder the terms:
p + 4p2 = 140

Solving
p + 4p2 = 140

Solving for variable 'p'.

Reorder the terms:
-140 + p + 4p2 = 140 + -140

Combine like terms: 140 + -140 = 0
-140 + p + 4p2 = 0

Begin completing the square.  Divide all terms by
4 the coefficient of the squared term: 

Divide each side by '4'.
-35 + 0.25p + p2 = 0

Move the constant term to the right:

Add '35' to each side of the equation.
-35 + 0.25p + 35 + p2 = 0 + 35

Reorder the terms:
-35 + 35 + 0.25p + p2 = 0 + 35

Combine like terms: -35 + 35 = 0
0 + 0.25p + p2 = 0 + 35
0.25p + p2 = 0 + 35

Combine like terms: 0 + 35 = 35
0.25p + p2 = 35

The p term is p.  Take half its coefficient (0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
0.25p + 0.25 + p2 = 35 + 0.25

Reorder the terms:
0.25 + 0.25p + p2 = 35 + 0.25

Combine like terms: 35 + 0.25 = 35.25
0.25 + 0.25p + p2 = 35.25

Factor a perfect square on the left side:
(p + 0.5)(p + 0.5) = 35.25

Calculate the square root of the right side: 5.937171044

Break this problem into two subproblems by setting 
(p + 0.5) equal to 5.937171044 and -5.937171044.

Subproblem 1

p + 0.5 = 5.937171044 Simplifying p + 0.5 = 5.937171044 Reorder the terms: 0.5 + p = 5.937171044 Solving 0.5 + p = 5.937171044 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + p = 5.937171044 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + p = 5.937171044 + -0.5 p = 5.937171044 + -0.5 Combine like terms: 5.937171044 + -0.5 = 5.437171044 p = 5.437171044 Simplifying p = 5.437171044

Subproblem 2

p + 0.5 = -5.937171044 Simplifying p + 0.5 = -5.937171044 Reorder the terms: 0.5 + p = -5.937171044 Solving 0.5 + p = -5.937171044 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-0.5' to each side of the equation. 0.5 + -0.5 + p = -5.937171044 + -0.5 Combine like terms: 0.5 + -0.5 = 0.0 0.0 + p = -5.937171044 + -0.5 p = -5.937171044 + -0.5 Combine like terms: -5.937171044 + -0.5 = -6.437171044 p = -6.437171044 Simplifying p = -6.437171044

Solution

The solution to the problem is based on the solutions from the subproblems. p = {5.437171044, -6.437171044}

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