(9x-9)/3=x^2-9x-5

Simple and best practice solution for (9x-9)/3=x^2-9x-5 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 (9x-9)/3=x^2-9x-5 equation: 


x in (-oo:+oo)

(9*x-9)/3 = x^2-(9*x)-5 // - x^2-(9*x)-5

(9*x-9)/3-x^2+9*x+5 = 0

(9*x-9)/3+(3*(-x^2))/3+(3*9*x)/3+(3*5)/3 = 0

3*(-x^2)+9*x+3*9*x+3*5-9 = 0

9*x-3*x^2+27*x-9+15 = 0

36*x-3*x^2-9+15 = 0

36*x-3*x^2+6 = 0

36*x-3*x^2+6 = 0

3*(12*x-x^2+2) = 0

12*x-x^2+2 = 0

DELTA = 12^2-(-1*2*4)

DELTA = 152

DELTA > 0

x = (152^(1/2)-12)/(-1*2) or x = (-152^(1/2)-12)/(-1*2)

x = (2*38^(1/2)-12)/(-2) or x = (-2*38^(1/2)-12)/(-2)

3*(x-((2*38^(1/2)-12)/(-2)))*(x-((-2*38^(1/2)-12)/(-2))) = 0

(3*(x-((2*38^(1/2)-12)/(-2)))*(x-((-2*38^(1/2)-12)/(-2))))/3 = 0

(3*(x-((2*38^(1/2)-12)/(-2)))*(x-((-2*38^(1/2)-12)/(-2))))/3 = 0 // * 3

3*(x-((2*38^(1/2)-12)/(-2)))*(x-((-2*38^(1/2)-12)/(-2))) = 0

( x-((-2*38^(1/2)-12)/(-2)) )

x-((-2*38^(1/2)-12)/(-2)) = 0 // + (-2*38^(1/2)-12)/(-2)

x = (-2*38^(1/2)-12)/(-2)

( x-((2*38^(1/2)-12)/(-2)) )

x-((2*38^(1/2)-12)/(-2)) = 0 // + (2*38^(1/2)-12)/(-2)

x = (2*38^(1/2)-12)/(-2)

x in { (-2*38^(1/2)-12)/(-2), (2*38^(1/2)-12)/(-2) }

See similar equations:

| (2x^2-5x+4)/(x+1) | | 0=90000000000m | | 2456(x+23)=368400 | | 2456(x+23)=85960 | | 5e^2=120 | | 2x-3x/5=14 | | 8+2y=7 | | 1000=90000000000m | | 3c-1/2(c-14)=2 | | x^3-2x^2+x+6= | | 10-(2z-4)=5-3X | | 53x=10 | | 7x-5-(6-8x)+2=3x-7+106 | | -4r=r+5/2 | | 50+x=50x*2 | | 4(z+2)=2z+2 | | 9+2y=4 | | 7+4x+7+4x+5x+2x+5+2x=44 | | -3(x-2)=-5(x-6) | | x^2-7x-4=-2x^2+7x+1 | | x+0.5=1x | | 4(5-x)+4(x+4)=32 | | x-10y=58 | | -2/n=24 | | 6/y=-2 | | 6=-15+x | | c(5)=30 | | 3k+k+10=90 | | 3(2x+4)=5(4x-6) | | 9x-149=4x-9 | | 4/3x3.15 | | 2b-4b=6 |

Equations solver categories