x^2-x-8=3x^2

Simple and best practice solution for x^2-x-8=3x^2 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-x-8=3x^2 equation: 



x^2-x-8=3x^2

We move all terms to the left:

x^2-x-8-(3x^2)=0

determiningTheFunctionDomain
x^2-3x^2-x-8=0

We add all the numbers together, and all the variables

-2x^2-1x-8=0

a = -2; b = -1; c = -8;
Δ = b2-4ac
Δ = -12-4·(-2)·(-8)
Δ = -63
Delta is less than zero, so there is no solution for the equation

See similar equations:

| x-42=-27 | | 8y^+16y-120=0 | | 5c^+60c+160=0 | | (103-x)+2x+x=180 | | 1/4x-5=14 | | 11x-5=3x | | (v+3)^2-48=0 | | 3/5x+2=-(8-x) | | (w+5)^2-80=0 | | 32-1x=2 | | 15x/3x=9 | | ((y+1)/(y+6))-((y)/((y^2)-36))=(y-3)/(y-6) | | (u+2)^2-40=0 | | 3s+15=52.50 | | 24=-6x-2x | | X^-2x=12 | | -3x^2+340x=0 | | 3=x/2-9 | | 9c+9c-17=-17+28c | | 5(x+2)=-(8-x) | | 3-18=5m | | (2-x)^3+(3+x)(9-3x+x^2)+6x(1-x)=17 | | 30-x+12=3x+2 | | 5m-10=6m+3 | | 4/x=6/4 | | 3x-0.4(2x+5)=5.6 | | 5n+30=15 | | 7x-12+5=8x-24 | | 10(c+61/2)=-12 | | 11x−9x=16 | | 12+34=g-30 | | g-14=23-11 |

Equations solver categories