(3x+12)(2x+4)=0

Simple and best practice solution for (3x+12)(2x+4)=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 (3x+12)(2x+4)=0 equation:



(3x+12)(2x+4)=0
We multiply parentheses ..
(+6x^2+12x+24x+48)=0
We get rid of parentheses
6x^2+12x+24x+48=0
We add all the numbers together, and all the variables
6x^2+36x+48=0
a = 6; b = 36; c = +48;
Δ = b2-4ac
Δ = 362-4·6·48
Δ = 144
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{144}=12$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(36)-12}{2*6}=\frac{-48}{12} =-4 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(36)+12}{2*6}=\frac{-24}{12} =-2 $

See similar equations:

| Y=400x+1000 | | w/7+11.2=-6.3 | | 800+5c=1000 | | 6/12=x4= | | 3x+5+2x+10=180° | | 3 = m 12 | | 3x+2x=10,-6-4x=-20 | | 380x=8850-210 | | -2+7=2x-5 | | –4z=8(z+9) | | 4y+15.5=45.5 | | 4x^2-24x+58=0 | | 2/9y=-14 | | A=w/6 | | -8.2=3.5-w+4.4w | | u/8=5/17 | | X²+7x-144=0 | | g(-8)=20-8 | | x+45=-135 | | x+15=-2x-6 | | X=-2+6x(-1) | | X=-2+6x(-2) | | 77+7x=50 | | 1/2(2x-4)=4x=1 | | 3(3n+4)=9(5n+4)=5 | | p/62=7 | | 1.3+x+3/0.5=0.5 | | -4(-2+6y)+5y=27 | | h-293=150 | | D5z+40=62 | | 14d-38=-80 | | -2|.25x+2|=10 |

Equations solver categories