(9p-4)(p+9)=0

Simple and best practice solution for (9p-4)(p+9)=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 (9p-4)(p+9)=0 equation:


Simplifying
(9p + -4)(p + 9) = 0

Reorder the terms:
(-4 + 9p)(p + 9) = 0

Reorder the terms:
(-4 + 9p)(9 + p) = 0

Multiply (-4 + 9p) * (9 + p)
(-4(9 + p) + 9p * (9 + p)) = 0
((9 * -4 + p * -4) + 9p * (9 + p)) = 0
((-36 + -4p) + 9p * (9 + p)) = 0
(-36 + -4p + (9 * 9p + p * 9p)) = 0
(-36 + -4p + (81p + 9p2)) = 0

Combine like terms: -4p + 81p = 77p
(-36 + 77p + 9p2) = 0

Solving
-36 + 77p + 9p2 = 0

Solving for variable 'p'.

Factor a trinomial.
(-9 + -1p)(4 + -9p) = 0

Subproblem 1

Set the factor '(-9 + -1p)' equal to zero and attempt to solve: Simplifying -9 + -1p = 0 Solving -9 + -1p = 0 Move all terms containing p to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1p = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1p = 0 + 9 -1p = 0 + 9 Combine like terms: 0 + 9 = 9 -1p = 9 Divide each side by '-1'. p = -9 Simplifying p = -9

Subproblem 2

Set the factor '(4 + -9p)' equal to zero and attempt to solve: Simplifying 4 + -9p = 0 Solving 4 + -9p = 0 Move all terms containing p to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -9p = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -9p = 0 + -4 -9p = 0 + -4 Combine like terms: 0 + -4 = -4 -9p = -4 Divide each side by '-9'. p = 0.4444444444 Simplifying p = 0.4444444444

Solution

p = {-9, 0.4444444444}

See similar equations:

| 8=4m-4 | | 4+(-3/5)x=16 | | n/0.6=662/3 | | 2p^3+30p^2-68p= | | 86-2x=60 | | 3/2X5/8 | | v+v+v+v+v+10= | | (8x)+(11x-1)=180 | | x-0.7=8.52 | | 11/2*5/8 | | 6x-21=-12+9x | | P+7/4=37/8 | | 1.5x5/8 | | 0.22y-2.5=0.12y+1-0.6y | | 2y^3+3y^2-50y-75= | | x+x^2=2 | | (4y-8)/(3y)=6 | | 1/2/2 | | (-8c^2+4c+6)-(6c^2+7c-3)= | | -3n+7=-2 | | 9x^6-24x^4/3x^3 | | 8(2x+6)+13= | | 2(5x-31)+2x=72 | | 8/4+39/8=p | | (4y-8)/3y=6 | | 3x^2+2-16=0 | | 2(5x-31)(2w)=72 | | 2y^3+y^2-50y-75= | | -4x^2+(-7x)+(-4)+3x^2+8x+(-4)= | | -36x=3(6y-6) | | 4y-8/3y=6 | | 2(5x-31)+2x= |

Equations solver categories