p^2+10p-4=0

Simple and best practice solution for p^2+10p-4=0 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+10p-4=0 equation:


Simplifying
p2 + 10p + -4 = 0

Reorder the terms:
-4 + 10p + p2 = 0

Solving
-4 + 10p + p2 = 0

Solving for variable 'p'.

Begin completing the square.

Move the constant term to the right:

Add '4' to each side of the equation.
-4 + 10p + 4 + p2 = 0 + 4

Reorder the terms:
-4 + 4 + 10p + p2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + 10p + p2 = 0 + 4
10p + p2 = 0 + 4

Combine like terms: 0 + 4 = 4
10p + p2 = 4

The p term is 10p.  Take half its coefficient (5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
10p + 25 + p2 = 4 + 25

Reorder the terms:
25 + 10p + p2 = 4 + 25

Combine like terms: 4 + 25 = 29
25 + 10p + p2 = 29

Factor a perfect square on the left side:
(p + 5)(p + 5) = 29

Calculate the square root of the right side: 5.385164807

Break this problem into two subproblems by setting 
(p + 5) equal to 5.385164807 and -5.385164807.

Subproblem 1

p + 5 = 5.385164807 Simplifying p + 5 = 5.385164807 Reorder the terms: 5 + p = 5.385164807 Solving 5 + p = 5.385164807 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + p = 5.385164807 + -5 Combine like terms: 5 + -5 = 0 0 + p = 5.385164807 + -5 p = 5.385164807 + -5 Combine like terms: 5.385164807 + -5 = 0.385164807 p = 0.385164807 Simplifying p = 0.385164807

Subproblem 2

p + 5 = -5.385164807 Simplifying p + 5 = -5.385164807 Reorder the terms: 5 + p = -5.385164807 Solving 5 + p = -5.385164807 Solving for variable 'p'. Move all terms containing p to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + p = -5.385164807 + -5 Combine like terms: 5 + -5 = 0 0 + p = -5.385164807 + -5 p = -5.385164807 + -5 Combine like terms: -5.385164807 + -5 = -10.385164807 p = -10.385164807 Simplifying p = -10.385164807

Solution

The solution to the problem is based on the solutions from the subproblems. p = {0.385164807, -10.385164807}

See similar equations:

| y=4(2)-10 | | y=-16t^2+92t+160 | | -3=-80 | | 2(a+2b)-a-2b= | | 2(5r-6)-4(r-8)= | | 65=x+(x*.5)+5 | | r^2+10=7 | | 730=x+(x*0.05) | | (21+3x)=42 | | h+19=15 | | 15n+19=-5(-3n-6) | | 6x-(x-4)+3x=x-19 | | -3n=145 | | 1.86g-8=0.37 | | 90=-450 | | k^2-4k-7=0 | | -5b+2=-8(b-6)+6b | | 12x^2+84x+147=0 | | 25+3x=8x | | 2x^3-12x^2-32x+192= | | -7+8(r-2)=-3(1-4r) | | 5x+10+13x+8=180 | | (a-7)(a+2)=0 | | z-15=72 | | 8k+8=7k-63 | | 4x+3(2x-5)=10x+20+10x | | -1-5(8-2x)=-3x-(1-8x) | | Y=4(0)-10 | | -3(p+6)+5p=-8(p+6) | | -10(6+10v)= | | 1x+y=-15 | | -35=5h |

Equations solver categories