(2x-8)*(3x+6)=

Simple and best practice solution for (2x-8)*(3x+6)= 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 (2x-8)*(3x+6)= equation:



(2x-8)(3x+6)=
We move all terms to the left:
(2x-8)(3x+6)-()=0
We add all the numbers together, and all the variables
(2x-8)(3x+6)=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^2-12x-48=0
a = 6; b = -12; c = -48;
Δ = b2-4ac
Δ = -122-4·6·(-48)
Δ = 1296
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1296}=36$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-12)-36}{2*6}=\frac{-24}{12} =-2 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-12)+36}{2*6}=\frac{48}{12} =4 $

See similar equations:

| 4x+40=x+50. | | 1/4a+5=1 | | 3x=0,6 | | (-2y)/3=3/9 | | x=3/4-x-1/5=2x-1/10 | | 1^2+3=4x | | 9t–3t–=4t | | 9m-7=-11 | | 3×y+4=19 | | 1/2(x+4)=3/4(x−8) | | 12(x+4)=34(x−8) | | 144^2x-1=12^-5x-1 | | 40×x-33=273 | | 28+8x=8(x+3)=2 | | h/5+9=-9 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |

Equations solver categories