p^2+4p+4=5

Simple and best practice solution for p^2+4p+4=5 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for p^2+4p+4=5 equation:


Simplifying
p2 + 4p + 4 = 5

Reorder the terms:
4 + 4p + p2 = 5

Solving
4 + 4p + p2 = 5

Solving for variable 'p'.

Reorder the terms:
4 + -5 + 4p + p2 = 5 + -5

Combine like terms: 4 + -5 = -1
-1 + 4p + p2 = 5 + -5

Combine like terms: 5 + -5 = 0
-1 + 4p + p2 = 0

Begin completing the square.

Move the constant term to the right:

Add '1' to each side of the equation.
-1 + 4p + 1 + p2 = 0 + 1

Reorder the terms:
-1 + 1 + 4p + p2 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 4p + p2 = 0 + 1
4p + p2 = 0 + 1

Combine like terms: 0 + 1 = 1
4p + p2 = 1

The p term is 4p.  Take half its coefficient (2).
Square it (4) and add it to both sides.

Add '4' to each side of the equation.
4p + 4 + p2 = 1 + 4

Reorder the terms:
4 + 4p + p2 = 1 + 4

Combine like terms: 1 + 4 = 5
4 + 4p + p2 = 5

Factor a perfect square on the left side:
(p + 2)(p + 2) = 5

Calculate the square root of the right side: 2.236067978

Break this problem into two subproblems by setting 
(p + 2) equal to 2.236067978 and -2.236067978.

Subproblem 1

p + 2 = 2.236067978 Simplifying p + 2 = 2.236067978 Reorder the terms: 2 + p = 2.236067978 Solving 2 + p = 2.236067978 Solving for variable 'p'. 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 = 2.236067978 + -2 Combine like terms: 2 + -2 = 0 0 + p = 2.236067978 + -2 p = 2.236067978 + -2 Combine like terms: 2.236067978 + -2 = 0.236067978 p = 0.236067978 Simplifying p = 0.236067978

Subproblem 2

p + 2 = -2.236067978 Simplifying p + 2 = -2.236067978 Reorder the terms: 2 + p = -2.236067978 Solving 2 + p = -2.236067978 Solving for variable 'p'. 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 = -2.236067978 + -2 Combine like terms: 2 + -2 = 0 0 + p = -2.236067978 + -2 p = -2.236067978 + -2 Combine like terms: -2.236067978 + -2 = -4.236067978 p = -4.236067978 Simplifying p = -4.236067978

Solution

The solution to the problem is based on the solutions from the subproblems. p = {0.236067978, -4.236067978}

See similar equations:

| 18-/-3/--5 | | 1/2×-7=-11 | | 15d^2-48d+9=1 | | 128/.125-5 | | x^2+4+x^2=74 | | y=x^4-2.3x^3+4 | | (x^4)(y^2)(x^2)= | | 3x-1/4y=2 | | x=11/3 | | x^2+4+x^2=7 | | 2x^2-14x=392 | | 8=-0.021x^2+0.6x+6 | | -8+9=-4x+12 | | 5x+2(2-5x)=6+3(3x-4) | | x^4+4-74=0 | | 6e+9f-21g-7f= | | 8=-0.021x^2+0.6+6 | | 9.3x+19=3.3x+13 | | 8x-(x+9)=47 | | 2x-10-3x-25=90 | | (5x-3)*2= | | -6=6+3X | | Cosx=-0.60 | | 1/4c+2=3/4 | | 3m^2(4+m)= | | 12i-7=5 | | 9h-27=54 | | 5a+8a=54 | | .90+.15x=4.50 | | 9-9x-4x=-12 | | -5a-7b+a-5b-4-(a)= | | 15d^2-48d+9=0 |

Equations solver categories