p^2-8p+5=0p

Simple and best practice solution for p^2-8p+5=0p 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^2-8p+5=0p equation:


Simplifying
p2 + -8p + 5 = 0p

Reorder the terms:
5 + -8p + p2 = 0p

Anything times zero is zero.
5 + -8p + p2 = 0p

Solving
5 + -8p + p2 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + -8p + -5 + p2 = 0 + -5

Reorder the terms:
5 + -5 + -8p + p2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + -8p + p2 = 0 + -5
-8p + p2 = 0 + -5

Combine like terms: 0 + -5 = -5
-8p + p2 = -5

The p term is -8p.  Take half its coefficient (-4).
Square it (16) and add it to both sides.

Add '16' to each side of the equation.
-8p + 16 + p2 = -5 + 16

Reorder the terms:
16 + -8p + p2 = -5 + 16

Combine like terms: -5 + 16 = 11
16 + -8p + p2 = 11

Factor a perfect square on the left side:
(p + -4)(p + -4) = 11

Calculate the square root of the right side: 3.31662479

Break this problem into two subproblems by setting 
(p + -4) equal to 3.31662479 and -3.31662479.

Subproblem 1

p + -4 = 3.31662479 Simplifying p + -4 = 3.31662479 Reorder the terms: -4 + p = 3.31662479 Solving -4 + p = 3.31662479 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + p = 3.31662479 + 4 Combine like terms: -4 + 4 = 0 0 + p = 3.31662479 + 4 p = 3.31662479 + 4 Combine like terms: 3.31662479 + 4 = 7.31662479 p = 7.31662479 Simplifying p = 7.31662479

Subproblem 2

p + -4 = -3.31662479 Simplifying p + -4 = -3.31662479 Reorder the terms: -4 + p = -3.31662479 Solving -4 + p = -3.31662479 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '4' to each side of the equation. -4 + 4 + p = -3.31662479 + 4 Combine like terms: -4 + 4 = 0 0 + p = -3.31662479 + 4 p = -3.31662479 + 4 Combine like terms: -3.31662479 + 4 = 0.68337521 p = 0.68337521 Simplifying p = 0.68337521

Solution

The solution to the problem is based on the solutions from the subproblems. p = {7.31662479, 0.68337521}

See similar equations:

| x^2-7=60 | | 5x-7=13+7x | | b-7=22 | | 7-3y=4x | | 5y-4x=4 | | 30x^2-120x=0 | | 5x+x-10=20-x | | 10-2x=4-5x | | 10x-20+5x+1=180 | | X^2-10000w^2=0 | | 103x^2+161x+66=0 | | 2s-s+8x-2= | | 16y+23y-5=0.5-0.3x | | 39y-5=05-0.3x | | -2x^2+52x-338=0 | | 16y+23y-5=05-0.3x | | 0=2ab-2a-2b+1 | | y-63=9(x-7) | | y+9=7(x-63) | | y-63=7(x-9) | | 5x-7y-4=0 | | x^2-7x+3x-21=0 | | y-9=7(x-63) | | 4x+9=3x+7 | | 3x=3+2x-2 | | 4x-13=x+11 | | 2x(x+2)+2=96 | | X-6=4x-6 | | 3(6n+4)= | | 51X+65Y=4059000 | | 40x+25y=16800 | | 24-3x=3 |

Equations solver categories