12x^2+7=-x

Simple and best practice solution for 12x^2+7=-x 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 12x^2+7=-x equation: 



12x^2+7=-x

We move all terms to the left:

12x^2+7-(-x)=0

We add all the numbers together, and all the variables

12x^2-(-1x)+7=0

We get rid of parentheses

12x^2+1x+7=0

We add all the numbers together, and all the variables

12x^2+x+7=0

a = 12; b = 1; c = +7;
Δ = b2-4ac
Δ = 12-4·12·7
Δ = -335
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 64=4^4x | | 4/5x-6/10=10 | | 9x/2-2=34 | | -4-7=8-9x | | -4w+9=5 | | 16x-18=4+5x | | 3b^2-20=7b | | x^2-x-0.072=0 | | x/5-5=x/15+4 | | 5(x+1)=5x+8+4x | | 3z^2-3z=0 | | 6x^2-12x-9=28 | | 6x-4=6-x | | 2x-6=104 | | b÷5=0.5 | | (X+3)15=2x(12) | | x^2+16x+24-6x=0 | | 5m^2=8m+13 | | 4x+2(x-3)+5=23 | | 4(-6x-7)=4x+10-2(1+x) | | 2x+2=3x+8/9 | | 2+1=1x7 | | 4x^2+8x+16=216 | | -6(2/3x-10)=20-1/5x-3) | | 2x-3(2x-3)=25 | | 2(4x+7)+2=80 | | 3(u-2)+5=2(3u-5 | | n/20=-3 | | 4a^2-15=-11 | | 3/4w-44=-2w | | 14-2m=5m-14 | | 2/3x=5/3 |

Equations solver categories