15x2-14=29x

Simple and best practice solution for 15x2-14=29x 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 15x2-14=29x equation:



15x^2-14=29x
We move all terms to the left:
15x^2-14-(29x)=0
a = 15; b = -29; c = -14;
Δ = b2-4ac
Δ = -292-4·15·(-14)
Δ = 1681
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$\sqrt{\Delta}=\sqrt{1681}=41$
$x_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(-29)-41}{2*15}=\frac{-12}{30} =-2/5 $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(-29)+41}{2*15}=\frac{70}{30} =2+1/3 $

See similar equations:

| -0.25(p+16)=2 | | x+x+0.78+x+0.78+0.52=9.91 | | 8(3x+6)=8(8×-2) | | 15x^+4x-3=0 | | -4.4t^2+10t=0 | | 6v-9=27 | | .5w=2 | | -18.5=9.5d+5.5d | | p+54=88 | | 6n^-13n+6=0 | | (x-0.5)(x+0.8)=0 | | -w^2+4w+45=0 | | 45+4w-w^2=0 | | 8m^+18m+9=0 | | 0=15x^2+x-2 | | 24.5+7r=-3.5(3r-2) | | 18(v+2)-2v=4(4v+3)-21 | | 6a^2+11a-25=-3 | | -4/5=3/10+x | | 9(y-4)=7y=5(3y-2) | | j-9=-19 | | 6.5f-7f=17.5 | | -3/4+h=-9/4 | | -3/4+h=-2/1/4 | | 44b^2-108b-72=0 | | 4/7=-3/7+g | | 44b^2-60b-56=0 | | -7.6+c=-4 | | x^-4x+6=0 | | x2+5x−1=0 | | a=180-58 | | 3x-5(x-2)=-5+2x-13 |

Equations solver categories