(x+2)(x+9)=0

Simple and best practice solution for (x+2)(x+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 (x+2)(x+9)=0 equation:


Simplifying
(x + 2)(x + 9) = 0

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

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

Multiply (2 + x) * (9 + x)
(2(9 + x) + x(9 + x)) = 0
((9 * 2 + x * 2) + x(9 + x)) = 0
((18 + 2x) + x(9 + x)) = 0
(18 + 2x + (9 * x + x * x)) = 0
(18 + 2x + (9x + x2)) = 0

Combine like terms: 2x + 9x = 11x
(18 + 11x + x2) = 0

Solving
18 + 11x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + x)(2 + x) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Solution

x = {-9, -2}

See similar equations:

| 130=2w+2(35) | | 2m+-4=16 | | d+111/9=22 | | 3a-12=60 | | 13(v+1)-4V=3(3v+3)-12 | | 1.82y=3.17(y-8.57) | | 3y=-5(y+1) | | -37+7n=3(6n-5) | | 42=6-6h | | -2+14-24= | | -log(x+4)+1=0 | | -4+18-45= | | 8a-9a=0 | | 4y-8=2y+20 | | 9-1+-14-2-7= | | ln(10+2x)=0 | | 0.294=h/544 | | 7+2t=t-6 | | -3/2x=24 | | -7=-6.6+r | | 0=a/-23 | | 8x+4=5x-9 | | 3p-5=p+12 | | 3x^2+5x+(-2)=0 | | 8n+12-5n=22 | | 2x-1/6=4/3x-1/2 | | 100-y=(50-x)-10 | | (2x^3)(5x^5)= | | (2+x^3)+(5+x^5)= | | -5p-(4p+3)=4(3-2p) | | 4x+2y/5x | | a^2-11/2a+121/16=0 |

Equations solver categories