3*x-8=x*x+15

Simple and best practice solution for 3*x-8=x*x+15 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 3*x-8=x*x+15 equation: 



3x-8=x*x+15

We move all terms to the left:

3x-8-(x*x+15)=0

We get rid of parentheses

3x-x*x-15-8=0

We add all the numbers together, and all the variables

3x-x*x-23=0

Wy multiply elements

-1x^2+3x-23=0

a = -1; b = 3; c = -23;
Δ = b2-4ac
Δ = 32-4·(-1)·(-23)
Δ = -83
Delta is less than zero, so there is no solution for the equation

See similar equations:

| 45=0.6x+0.80x | | 6/11=30x | | 7^{3x}+1=17 | | -13x+39+4x+5=180 | | 3n−24=81 | | -4*(-6)=a | | y-6=6y=24 | | 9=6v=3v | | 7-4t=19 | | 8x^2+6x=42 | | 36=4m+8 | | 598=1.6x+30 | | (50=2x) | | (3x-1)°=(4x-10)° | | 10x+5=3(5x7) | | 2(-3x+5)8x=2x+10 | | M1=(4x-10)° | | –5p+6=–4p | | 10a/3=6+4a | | 0.5e=6 | | 5-12x+8x=-15 | | 2a−123=6+4a | | 2(4x-1)=3x+13 | | (5y+17)=(6y+13) | | –7k=5−7k | | 4.5x+49=20.25+7x | | z−329=913 | | y-28=53 | | 0.1+x=10 | | 3(x-4)=3(x-8) | | 4/5b−9=3 | | 5（6p-3）-2=2(15p-11)+5 |

Equations solver categories