(8x+7)(x+1)=48x

Simple and best practice solution for (8x+7)(x+1)=48x 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 (8x+7)(x+1)=48x equation:



(8x+7)(x+1)=48x
We move all terms to the left:
(8x+7)(x+1)-(48x)=0
We add all the numbers together, and all the variables
-48x+(8x+7)(x+1)=0
We multiply parentheses ..
(+8x^2+8x+7x+7)-48x=0
We get rid of parentheses
8x^2+8x+7x-48x+7=0
We add all the numbers together, and all the variables
8x^2-33x+7=0
a = 8; b = -33; c = +7;
Δ = b2-4ac
Δ = -332-4·8·7
Δ = 865
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-33)-\sqrt{865}}{2*8}=\frac{33-\sqrt{865}}{16} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-33)+\sqrt{865}}{2*8}=\frac{33+\sqrt{865}}{16} $

See similar equations:

| 2x-5(x-2)=-5+3x-15 | | 15m-20+20m=75 | | 4.66x+32.62=65.24 | | w*4+36=13w*2 | | -2(-9+6n)+2(n-3)=4n-12n | | 12=-(6x-4) | | y-(-23)=14 | | 4.4=c/8 | | n/1/2=3/11 | | 5/3+c=2 | | x=5/4+2/3 | | -4x-5+5x=12 | | 32=1800/x | | 1.2x1.2=1.44 | | 2x+10=-20 | | 3x+3+10×-4=90 | | -8=t+(-4) | | -6b+12b=-12(b+6)+4(b-10) | | 20=4^2x-3 | | (14x+1)+(16x-5)=180 | | 5/2*x+6=7/4*x-8 | | 5(3x-7)=70 | | 8s-5=50 | | 8s-9=50 | | 5-3(b-7)=8-10b-|9b | | 16x-5=90 | | 180*(n-2)=40 | | -15=x+(-16) | | (x-3)^2=0.25 | | 0=-(16t^2-48t-8) | | 4(5x+7)=2(10x+14) | | 0=-(16t^2-48t-8 |

Equations solver categories