X+7y2=14

Simple and best practice solution for X+7y2=14 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 X+7y2=14 equation:



X+7X^2=14
We move all terms to the left:
X+7X^2-(14)=0
a = 7; b = 1; c = -14;
Δ = b2-4ac
Δ = 12-4·7·(-14)
Δ = 393
The delta value is higher than zero, so the equation has two solutions
We use following formulas to calculate our solutions:
$X_{1}=\frac{-b-\sqrt{\Delta}}{2a}$
$X_{2}=\frac{-b+\sqrt{\Delta}}{2a}$

$X_{1}=\frac{-b-\sqrt{\Delta}}{2a}=\frac{-(1)-\sqrt{393}}{2*7}=\frac{-1-\sqrt{393}}{14} $
$X_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(1)+\sqrt{393}}{2*7}=\frac{-1+\sqrt{393}}{14} $

See similar equations:

| s/(5(1.1))=1.2 | | 3.4m=2.4m | | 12x-19=4×+1 | | (5-r)+3.3=4.3 | | 4x-7(3x+6)=-8 | | 13(p-935)=741 | | -1+3x(4)(3)=9 | | 2.84z-8.2288=-3.77 | | 2x+4/5(5x-5/4)=-2x-(-4x+10) | | 2(x-3)=1=3x=4 | | 8x-1=323x | | 3.8x=18 | | -4(5-3x)=12x=20 | | 27(n+29)=837 | | -5c-14=(-4) | | -x+5x-7=-5 | | 8(2x-6)=98 | | s/4-9=16 | | 1/2x=8+10 | | x/9=35/45 | | 3(-3+9d)=2(9+9d) | | 3x+3+4x+6+125=180 | | 2(j+4)-1=3 | | p=(89.8*9.8*4)/20 | | y²+9y=8 | | 7(8.1/9)=a | | 10(4x=4)=400 | | 12/x=36 | | 5.8+(8-s)=5.8 | | 26=100r | | –8−3g=–10−2g | | (9x-76)+(5x)=180 |

Equations solver categories