(x+9)*(x+9)=0

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


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

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

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

Multiply (9 + x) * (9 + x)
(9(9 + x) + x(9 + x)) = 0
((9 * 9 + x * 9) + x(9 + x)) = 0
((81 + 9x) + x(9 + x)) = 0
(81 + 9x + (9 * x + x * x)) = 0
(81 + 9x + (9x + x2)) = 0

Combine like terms: 9x + 9x = 18x
(81 + 18x + x2) = 0

Solving
81 + 18x + x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(9 + x)(9 + 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 '(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 = {-9, -9}

See similar equations:

| 0.9p^2-8p+3.3-2=0 | | 0.630.05= | | B/7=14 | | 9c^2-42c+49=0 | | -2(17x-4)+7(5x-4)-4=3-4 | | -(r+4)+9r=-1+8r | | 2/3(x-6)=4/5x-1 | | 9c-42+49=0 | | 5x+2x-27=x+100 | | 5x*5x-16=0 | | 10x-(5x-10)=7+4x | | 3056890000+(-15000000x)=20885000000+5550000x | | 5(2t+3)-9=-5 | | 2x-7=-3x+8 | | -3n-6(4n+2)= | | 4p+5=14+3p | | -7+x=-22 | | 4x+3y=6y-5 | | z+7=31 | | 10(3-4x)+6=-2-(-6+8x) | | z-28=40 | | 2y-5=4(y-7)+5 | | x*(5x-4)*(x+1)=0 | | 2x-2=-11-2x | | 26=x/5 | | 5=v+28 | | (6x^2-x-13)/(3x-5) | | x=140 | | 15p+5-1=1 | | x+2(3x-2)=6x-2 | | 15y-2y= | | 1.3x-x-5=15 |

Equations solver categories