2x2+17x=4x-6

Simple and best practice solution for 2x2+17x=4x-6 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 2x2+17x=4x-6 equation:



2x^2+17x=4x-6
We move all terms to the left:
2x^2+17x-(4x-6)=0
We get rid of parentheses
2x^2+17x-4x+6=0
We add all the numbers together, and all the variables
2x^2+13x+6=0
a = 2; b = 13; c = +6;
Δ = b2-4ac
Δ = 132-4·2·6
Δ = 121
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{121}=11$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(13)-11}{2*2}=\frac{-24}{4} =-6 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(13)+11}{2*2}=\frac{-2}{4} =-1/2 $

See similar equations:

| -7/10k-9=5 | | 11+x+1+12=2x-3 | | 65=4x+1 | | 7-1/9k=25 | | 2x2+15x+2=4x-3 | | 3x2+13x=8x+2 | | 1/4.25=1.2/x | | 5(c+2)=3(c+8) | | -1/5+x=4/5 | | F(x)=3x-27x | | 6r+6-2r=7r-10 | | 25=5w-3 | | 4x2-10=4x-7 | | -1x+7=4x^2-7 | | b÷7=21 | | 5(n-5)/3=n+1 | | F(x)=3x-27 | | 6x+4-x2(x+1)10=2(x+1) | | -6(x-18)+2(x+2)=x-12 | | 2x2+8x-3=x+1 | | 8+(9Xn)n=5 | | -28=-4/7x | | 9o=4o-35 | | 7n=364 | | 6+8×x=6×x+10 | | 6x+6-1=-5x-4 | | 5+0.5(6n+14)=350.56n143 | | -1x+7=4x^-7 | | F(x)=-2x+x | | 5x2-10=2x-7 | | -13x-19=-21 | | 7-6i=5i+29 |

Equations solver categories