x^2-4/5x=3

Simple and best practice solution for x^2-4/5x=3 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 x^2-4/5x=3 equation: 


x in (-oo:+oo)

x^2-((4/5)*x) = 3 // - 3

x^2-((4/5)*x)-3 = 0

x^2+(-4/5)*x-3 = 0

x^2-4/5*x-3 = 0

DELTA = (-4/5)^2-(-3*1*4)

DELTA = 316/25

DELTA > 0

x = ((316/25)^(1/2)+4/5)/(1*2) or x = (4/5-(316/25)^(1/2))/(1*2)

x = ((316/25)^(1/2)+4/5)/2 or x = (4/5-(316/25)^(1/2))/2

x in { (4/5-(316/25)^(1/2))/2, ((316/25)^(1/2)+4/5)/2 }

See similar equations:

| R=W+0.25R | | -198-18n= | | 9+17p-5=8p+109-6p | | 78=26r | | P=5+p | | (n+m)+16= | | 35(2)=16(c-8) | | 6x^2+2x+2= | | 60=12a | | [4(1-5)-8]-[7(7-9)]= | | x-7(x+9)=x+2 | | 6x-8=-44 | | x+40+x+10=180 | | (x+6)-(2x+7)=4x+2 | | 1/3x5/4 | | 20-5g=g | | 3y+57/3=8 | | 22(9-y)=44(5) | | 9=-3/7u | | 3y+18=2y+8 | | 22(9-y)=44(9) | | 5/6-3/4 | | b+4=-14 | | 9(30+a)=8(45) | | 60=-16t^2+64t-60 | | 9+x/5=30 | | 4x+22=7(x+4) | | 4a^2+13a-12=0 | | 1/2=o | | 5/8+7/9 | | 4000-16x=2500 | | -8=0.25a |

Equations solver categories