(x+9)(x+13)=0

Simple and best practice solution for (x+9)(x+13)=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 (x+9)(x+13)=0 equation:


Simplifying
(x + 9)(x + 13) = 0

Reorder the terms:
(9 + x)(x + 13) = 0

Reorder the terms:
(9 + x)(13 + x) = 0

Multiply (9 + x) * (13 + x)
(9(13 + x) + x(13 + x)) = 0
((13 * 9 + x * 9) + x(13 + x)) = 0
((117 + 9x) + x(13 + x)) = 0
(117 + 9x + (13 * x + x * x)) = 0
(117 + 9x + (13x + x2)) = 0

Combine like terms: 9x + 13x = 22x
(117 + 22x + x2) = 0

Solving
117 + 22x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(13 + x)(9 + x) = 0

Subproblem 1

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

Subproblem 2

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

Solution

x = {-13, -9}

See similar equations:

| 0.74+0.04r=0.26r+0.08 | | S(t)=-120t+840 | | x^2-19x-150=0 | | 14x+7n=14n+28 | | a^2-4a-1=0 | | -6k^2+9k-2=-4k^2+5k | | 7.2=1.2m-4.8 | | 8-3m=4 | | -a^2-2a-6=-5 | | 13r-3r+r=46-2 | | 2x^3-15x^2+4x=0 | | 5=14w-9w | | 6a-1=5a+17-a | | 2x^2+20x+40=-2 | | 0.5(-4)+1= | | 2*2x+2*6x=90 | | -63=18 | | 2(-4)+1= | | 9y-3y-11=y+4 | | (5x-9)(3x+2)=0 | | 20x+3-16x+5=40 | | q/2-7=-6 | | 558=24*0.01*n | | 3x^2+4x-13=22-4x | | 11p=13q+p-4q-5p | | -55=18+8 | | 15=7t-5t+t | | 12=-5m-m | | 558=.24*n | | 2x^4+13x^2+15=0 | | x-138.57/17.57=3 | | 7x+4y=23 |

Equations solver categories