5x-3x^2-11=0

Simple and best practice solution for 5x-3x^2-11=0 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 5x-3x^2-11=0 equation:


Simplifying
5x + -3x2 + -11 = 0

Reorder the terms:
-11 + 5x + -3x2 = 0

Solving
-11 + 5x + -3x2 = 0

Solving for variable 'x'.

Begin completing the square.  Divide all terms by
-3 the coefficient of the squared term: 

Divide each side by '-3'.
3.666666667 + -1.666666667x + x2 = 0

Move the constant term to the right:

Add '-3.666666667' to each side of the equation.
3.666666667 + -1.666666667x + -3.666666667 + x2 = 0 + -3.666666667

Reorder the terms:
3.666666667 + -3.666666667 + -1.666666667x + x2 = 0 + -3.666666667

Combine like terms: 3.666666667 + -3.666666667 = 0.000000000
0.000000000 + -1.666666667x + x2 = 0 + -3.666666667
-1.666666667x + x2 = 0 + -3.666666667

Combine like terms: 0 + -3.666666667 = -3.666666667
-1.666666667x + x2 = -3.666666667

The x term is -1.666666667x.  Take half its coefficient (-0.8333333335).
Square it (0.6944444447) and add it to both sides.

Add '0.6944444447' to each side of the equation.
-1.666666667x + 0.6944444447 + x2 = -3.666666667 + 0.6944444447

Reorder the terms:
0.6944444447 + -1.666666667x + x2 = -3.666666667 + 0.6944444447

Combine like terms: -3.666666667 + 0.6944444447 = -2.9722222223
0.6944444447 + -1.666666667x + x2 = -2.9722222223

Factor a perfect square on the left side:
(x + -0.8333333335)(x + -0.8333333335) = -2.9722222223

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 8w=4w+20 | | (x-1)=90 | | 5u=32-3u | | 3q+5-q=q+9 | | 24=8(x+6) | | 60-40c=40 | | -3x^2-2x+1116=380 | | 5x-y=-41 | | a^2+105a=0 | | 3/5w=60 | | 2*7/2= | | 3(7-2x)=11-4(x+5) | | -36d+24=24 | | 7f-24=26 | | -40-22h=-20 | | -4+9=12x-3-11x | | (3+x)+4*6+x=347 | | M^2+4m+13=0 | | 5(w+1)=6(w-1) | | 3c^3-108c=0 | | x^2+10+60=0 | | y-1=7/6x-56 | | 74=5x+16x^2 | | y=1.96x+46.99 | | 25=9t+16t^2 | | 3x+14=14x-3 | | 3pq+6s+6s+3s= | | 16t^2+60t=0 | | 2c+3d=9 | | z+7y= | | 6(4+X)=3x-2 | | 3b+4.4=2.6-66 |

Equations solver categories