4(2n2-7)=44

Simple and best practice solution for 4(2n2-7)=44 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 4(2n2-7)=44 equation:



4(2n^2-7)=44
We move all terms to the left:
4(2n^2-7)-(44)=0
We multiply parentheses
8n^2-28-44=0
We add all the numbers together, and all the variables
8n^2-72=0
a = 8; b = 0; c = -72;
Δ = b2-4ac
Δ = 02-4·8·(-72)
Δ = 2304
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{2304}=48$
$n_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(0)-48}{2*8}=\frac{-48}{16} =-3 $
$n_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(0)+48}{2*8}=\frac{48}{16} =3 $

See similar equations:

| 4g+(6+2g)=⋅3 | | 14=-7/2v | | 6(z+6)=3(2z+12)= | | 3x-6=53x6x | | 4(m+3)-2m=3m+1 | | (3•x)-4=-19 | | 9x-2x+64=9x+36 | | -2+3(k-4)=3k-2(1-3k) | | 6.1x=0.2(x+2) | | 4(0,5f-0,25)=6+f | | 6x+9+6x-3=4x+8x+3 | | 7(×+7)=49-x | | -4(-3x+3)=3x+4(3+3x) | | (0.98)^x=0.5 | | 5(m+3-4(m+2)=10 | | 4(f+3)-1=-(f-3) | | 1.5(4-w=-(1.5w-8) | | x+3+2x-3=-2(1-2x)-2(x+2) | | 3y-5+7y+10=8y-3 | | −11+10(p+10)=4−5(2p+11) | | 12x^2-72x+8000=0 | | |-8x+3|=4x | | x-23=17-3x | | 4*3x+5=-2 | | 5b^2-24b-20=0 | | -4-8=4(-3n=2) | | 10(5+w)=−3(w+5) | | 4y+8-6y=3 | | 4x+1/2=1/4 | | -4-8=4(-3n+2 | | 2x/9+1=5/6-4x | | 1/2z-4=10 |

Equations solver categories