10x-10=x2+15

Simple and best practice solution for 10x-10=x2+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 10x-10=x2+15 equation: 



10x-10=x2+15

We move all terms to the left:

10x-10-(x2+15)=0

We add all the numbers together, and all the variables

-(+x^2+15)+10x-10=0

We get rid of parentheses

-x^2+10x-15-10=0

We add all the numbers together, and all the variables

-1x^2+10x-25=0

a = -1; b = 10; c = -25;
Δ = b2-4ac
Δ = 102-4·(-1)·(-25)
Δ = 0
Delta is equal to zero, so there is only one solution to the equation

                              Stosujemy wzór:
$x=\frac{-b}{2a}=\frac{-10}{-2}=+5$

See similar equations:

| 6m-4=4m+12 | | 3=9–3h | | 51*2=y+83 | | 1/3x+3x=-10 | | 5x+3x+10=20 | | 0.5x-4=3 | | 3y-19=y-5 | | -16x^2+28x+30=42 | | 41=2u+13 | | 31*3=61÷y | | 6x^2-42x+441=0 | | 3(n+3)=–33–3(n–6) | | -3t^2+36t-81=0 | | ​5/n​+0.6=2 | | n(n+3)=154 | | X/1=x/3+1 | | x2+6x+9=1 | | 4/5x=-32 | | 15*2=3y | | 168=48(n) | | Y+8y-50=80 | | x+6x=21=15+3x | | 3(x+13)+5=62 | | j/3​​=4.5 | | 2x+37=7x-8 | | 102p=2 | | 168=48n | | 20x+6-7x=-33 | | 40=8y-50 | | -2-13.8x=-8(6x+1) | | 3(5h-6)=20h+3 | | 4(m-1)-5m=-6(-4m-7) |

Equations solver categories