p^2-20p+91=0

Simple and best practice solution for p^2-20p+91=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^2-20p+91=0 equation:


Simplifying
p2 + -20p + 91 = 0

Reorder the terms:
91 + -20p + p2 = 0

Solving
91 + -20p + p2 = 0

Solving for variable 'p'.

Factor a trinomial.
(7 + -1p)(13 + -1p) = 0

Subproblem 1

Set the factor '(7 + -1p)' equal to zero and attempt to solve: Simplifying 7 + -1p = 0 Solving 7 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1p = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1p = 0 + -7 -1p = 0 + -7 Combine like terms: 0 + -7 = -7 -1p = -7 Divide each side by '-1'. p = 7 Simplifying p = 7

Subproblem 2

Set the factor '(13 + -1p)' equal to zero and attempt to solve: Simplifying 13 + -1p = 0 Solving 13 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -1p = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -1p = 0 + -13 -1p = 0 + -13 Combine like terms: 0 + -13 = -13 -1p = -13 Divide each side by '-1'. p = 13 Simplifying p = 13

Solution

p = {7, 13}

See similar equations:

| 3x+30-6x=15 | | 9ln(x+7)-9lnx= | | m^2-2m+6=0 | | -3.2+6u=6.4 | | 6y^2=52 | | (y^2+y-12)(4y-32)=0 | | 2x-30=4x | | 4w^2=7w | | .5x+2=41 | | .03(2y-1)+0.167(8y+5)= | | 5x^3+7x^2-11x+3=0 | | (2x+1)(x+5)=6x | | 2x+(x-6)=35x | | 2x+(x-6)=35 | | 36j= | | 2y-5y-6=18 | | (21x+2)+(14x+3)=180 | | 18-4x-3=4 | | 81v^2-180vf+100f^2= | | 6x-2=3+2x | | (3x+1)+(4x-5)=180 | | 11a-16=16(a-4) | | 5a-6=4(a+1)12a+2 | | (Y-8)-(3y-1)= | | -13+5y=-10 | | 7(3x+2)-1=20(x-1)+36 | | 24=8x-16 | | 3x-d=m | | 8x-(5x+4)=14 | | 5g-9=5-3g | | 9c^2-42c+49= | | 27=a(a-6) |

Equations solver categories