a(18a-16)=0

Simple and best practice solution for a(18a-16)=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 a(18a-16)=0 equation:



a(18a-16)=0
We multiply parentheses
18a^2-16a=0
a = 18; b = -16; c = 0;
Δ = b2-4ac
Δ = -162-4·18·0
Δ = 256
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$a_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$a_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{256}=16$
$a_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-16)-16}{2*18}=\frac{0}{36} =0 $
$a_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-16)+16}{2*18}=\frac{32}{36} =8/9 $

See similar equations:

| X^4*1/99=79*x^2 | | x(6x^2-x-5)=0 | | 2a(9a−8)=0 | | (2t-7)(t+2)=0 | | 3+6+3x+6(x-10)+(x-11)=360 | | 5a-375=26.25 | | 4000(0.85)t=2000 | | x/3-x/2=3/4 | | (y+5)(y+4)=0 | | 0.5y-1.1=49 | | 60000.004t=12000 | | 10m3÷5=9 | | b^2-11b-30=0 | | 6a=39-(a-3) | | A=3.14x700^2 | | 31=25+w | | 2.5m+2=9 | | 36=47-x | | x+0.07x=174.41 | | -9.4z+4.1=-5.3 | | -5x-x-34=32 | | 5r+45/20=5r-60/5 | | -2(-1x)=10-5x+6 | | 4w-5+3(2w+3)=-5(w+1) | | 3y^2+39y+120=0 | | y/6+4=13 | | 2=2(x-7) | | 9y+7=-65 | | -11=x/9-8 | | (3x-25)+(x+5)+x=180 | | 5(3x+1)=6(x+5)+5 | | X+1/5x=24 |

Equations solver categories