(x-3)(x-11)=9

Simple and best practice solution for (x-3)(x-11)=9 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-3)(x-11)=9 equation:


Simplifying
(x + -3)(x + -11) = 9

Reorder the terms:
(-3 + x)(x + -11) = 9

Reorder the terms:
(-3 + x)(-11 + x) = 9

Multiply (-3 + x) * (-11 + x)
(-3(-11 + x) + x(-11 + x)) = 9
((-11 * -3 + x * -3) + x(-11 + x)) = 9
((33 + -3x) + x(-11 + x)) = 9
(33 + -3x + (-11 * x + x * x)) = 9
(33 + -3x + (-11x + x2)) = 9

Combine like terms: -3x + -11x = -14x
(33 + -14x + x2) = 9

Solving
33 + -14x + x2 = 9

Solving for variable 'x'.

Reorder the terms:
33 + -9 + -14x + x2 = 9 + -9

Combine like terms: 33 + -9 = 24
24 + -14x + x2 = 9 + -9

Combine like terms: 9 + -9 = 0
24 + -14x + x2 = 0

Factor a trinomial.
(2 + -1x)(12 + -1x) = 0

Subproblem 1

Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 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 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2

Subproblem 2

Set the factor '(12 + -1x)' equal to zero and attempt to solve: Simplifying 12 + -1x = 0 Solving 12 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-12' to each side of the equation. 12 + -12 + -1x = 0 + -12 Combine like terms: 12 + -12 = 0 0 + -1x = 0 + -12 -1x = 0 + -12 Combine like terms: 0 + -12 = -12 -1x = -12 Divide each side by '-1'. x = 12 Simplifying x = 12

Solution

x = {2, 12}

See similar equations:

| 3y-10=6+y | | 6a=8a-12 | | 2d^2+8d-18=d^2+d | | 6-10n+5n=9-93 | | -6x-7x=52 | | -40+20y+5=6(4y-2)-3 | | -2a+2+3a=7-29 | | (6x-1)(3x+7)=0 | | 4-(2/3x+2)=2(-1/3X+1) | | 4x-6+3x=6x+3-2x | | 5(a-6)+8=3(a-6) | | 59-2x=8x+15 | | 2(6)-3y=12 | | 2d=5d-42 | | 5x-4=8x-13 | | 6(3+2x)-2=88 | | 2d=42 | | 5x+91=9x-5 | | 3x-7=38-6x | | (X-8)-(x+3)=5x | | 252-3/4= | | -21x^2-22x-8=0 | | 9/5+3/5x=79/30+7/6x+1/6 | | 2x^2-5x-11x=0 | | 8x+50=-14 | | 112-6x=21x+16 | | 150=5(-60)+50 | | (-3/8)/(1/15) | | -3/8/1/15 | | 3/8-3/4 | | y=6mx+7b | | 5x^2+5x=3 |

Equations solver categories