6x-18=x^2+9

Simple and best practice solution for 6x-18=x^2+9 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 6x-18=x^2+9 equation: 



6x-18=x^2+9

We move all terms to the left:

6x-18-(x^2+9)=0

We get rid of parentheses

-x^2+6x-9-18=0

We add all the numbers together, and all the variables

-1x^2+6x-27=0

a = -1; b = 6; c = -27;
Δ = b2-4ac
Δ = 62-4·(-1)·(-27)
Δ = -72
Delta is less than zero, so there is no solution for the equation

See similar equations:

| x+10=-4+4x | | 12=2xX | | x/2+1=x/4+3 | | 5–(-13)=5+x | | 2x²+9x-14=0 | | 4x+2=x–5 | | 4w+4w=11 | | x^{2}+12x=-32 | | 8/3=(r+9)/(r+8) | | 5-7=t/4 | | 3p+7=21-4p | | -12=-3(2x-3)+3 | | 15=9a-3a+7-2a | | 36-1x=22 | | X+3x-8+4x=360 | | 2x+10=19-x | | 3÷4x+2=11 | | 5x=42-27 | | 4x+24=200 | | 2(3x-14)=-14 | | -15/28s=-25.8 | | 5=3h–16 | | 2(x-12,50)+4x=770 | | 33=-3(x-1) | | 3x–12+4x=8–(x–4) | | (2+7i)(8+3i)=0 | | 2z+9+-1z+3=z | | 4x×8=20 | | 4.2x+3=1.2x-4 | | 5/2(j+40)=−4 | | -50-3u=8 | | 2x-12+3x+7=265 |

Equations solver categories