19+x2=73-x

Simple and best practice solution for 19+x2=73-x 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 19+x2=73-x equation:



19+x2=73-x
We move all terms to the left:
19+x2-(73-x)=0
We add all the numbers together, and all the variables
x2-(-1x+73)+19=0
We add all the numbers together, and all the variables
x^2-(-1x+73)+19=0
We get rid of parentheses
x^2+1x-73+19=0
We add all the numbers together, and all the variables
x^2+x-54=0
a = 1; b = 1; c = -54;
Δ = b2-4ac
Δ = 12-4·1·(-54)
Δ = 217
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{217}}{2*1}=\frac{-1-\sqrt{217}}{2} $
$x_{2}=\frac{-b+\sqrt{\Delta}}{2a}=\frac{-(1)+\sqrt{217}}{2*1}=\frac{-1+\sqrt{217}}{2} $

See similar equations:

| 1/(x^2-4)=1/(x-2)-12/(5*x) | | 14.45=(5)(x)(1.7) | | 9x/3+6=2x/4 | | 14.45=(5)(x)(1.7)x= | | 4y+8+8=7y-3 | | 4x—4=3x+2 | | 4x-8=x+19 | | 12-(x+3)=22 | | 2(×+6)=7y | | x+7/4=−4/9 | | 3n+14=19 | | x+7/4=-4/9 | | 5=2(q+4+3 | | 60x^2=15 | | 60x2=15 | | y²–3y–10=0 | | 12x-12=8x+6 | | 3·(x–2)–4=4·(x–3)–2x+3 | | 6x–10=2·(4x–5) | | x260=15 | | 12n+n=-46 | | 1x+10=180 | | 15x=1350 | | 2/x^2-1/x-3x=10-3x | | -1/3x+5/6x+2=-1/2+1/6× | | 7v/6-3=5v/4 | | 3x+10=8x-80 | | n/4=22-6 | | 7(x-2)-6=-6(-4x+5)-x- | | -9b=81 | | x⋅20⋅340/34⋅100=9 | | x⋅20⋅34034⋅100=9 |

Equations solver categories