x^2-18x+81=-4

Simple and best practice solution for x^2-18x+81=-4 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^2-18x+81=-4 equation: 



x^2-18x+81=-4

We move all terms to the left:

x^2-18x+81-(-4)=0

We add all the numbers together, and all the variables

x^2-18x+85=0

a = 1; b = -18; c = +85;
Δ = b2-4ac
Δ = -182-4·1·85
Δ = -16
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 2(5m-3)=m-26 | | 4/3(x)+15=-31 | | -19/8+3/5g=5/4 | | 8-9t=21t+-14 | | 5/6x+2/7-1/2x=4/63 | | 5/4=-19/8+3/5g | | -8.32=3.5w=1.7w | | (u/6)-(u/9)=(1/6) | | 3/2=-1/6y | | u/6-u/9=1/6 | | -2x+4=-5x-3x | | .02x-5=15 | | 3D+6d=16+7d | | 6*2^x=192 | | 3x/x=2x/x+5 | | -3(3m-10)-7=-5(m+1)+3 | | 2.8=y-6.3 | | X+3x+x=x+x+12 | | 4n=16n= | | X+3x+x=x+x+13 | | 45.99c-50=133.96 | | 4x−11=15−9x | | 7-h/3=12 | | 6x-6-x-2=-20 | | u/4-5=-2 | | 5(2x-7)(4x+1)(x+9)=0 | | 12=-6/x | | x/4+3x/8=x/16 | | |2k-7|-5=4 | | 4n-4/3=-6 | | 8(x-3)=-32 | | 2/5y=1/6 |

Equations solver categories