16x^2-25x+82=0

Simple and best practice solution for 16x^2-25x+82=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 16x^2-25x+82=0 equation:


Simplifying
16x2 + -25x + 82 = 0

Reorder the terms:
82 + -25x + 16x2 = 0

Solving
82 + -25x + 16x2 = 0

Solving for variable 'x'.

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

Divide each side by '16'.
5.125 + -1.5625x + x2 = 0

Move the constant term to the right:

Add '-5.125' to each side of the equation.
5.125 + -1.5625x + -5.125 + x2 = 0 + -5.125

Reorder the terms:
5.125 + -5.125 + -1.5625x + x2 = 0 + -5.125

Combine like terms: 5.125 + -5.125 = 0.000
0.000 + -1.5625x + x2 = 0 + -5.125
-1.5625x + x2 = 0 + -5.125

Combine like terms: 0 + -5.125 = -5.125
-1.5625x + x2 = -5.125

The x term is -1.5625x.  Take half its coefficient (-0.78125).
Square it (0.6103515625) and add it to both sides.

Add '0.6103515625' to each side of the equation.
-1.5625x + 0.6103515625 + x2 = -5.125 + 0.6103515625

Reorder the terms:
0.6103515625 + -1.5625x + x2 = -5.125 + 0.6103515625

Combine like terms: -5.125 + 0.6103515625 = -4.5146484375
0.6103515625 + -1.5625x + x2 = -4.5146484375

Factor a perfect square on the left side:
(x + -0.78125)(x + -0.78125) = -4.5146484375

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^3-3x+m=0 | | a*x+b*y+c*z=-6717 | | 10x+53=23 | | 5-3y=2y+12 | | 5-y=2y+12 | | 2y-21=14 | | 6-3(2-4)=-18 | | 1*2y6z/9 | | 3p+2p[3p+5]= | | 5a-[5a-5]= | | X=1+4(-2) | | -(1+4y)-7y=21 | | 4x+7y=20000 | | 5+d=2 | | x^5-x^4-2*x^3+30*x^2-67*x-5=0 | | 2x=20+30 | | -7(9+6y)+7y=7 | | 1/2sin=x | | Suck=it | | 5x+39=15x+81 | | y+2x+53=y*x | | 13-195=4-6 | | 8x+6=12x+14 | | 7(5-4y)+4y=-13 | | xy=8x+6y+102 | | x+1.2*x=30 | | 1*x+1.2*x=30 | | 1+23-4+5+6+78-9= | | 169-(256-x^2)=41-x^2 | | 123-4-5-6-7+8-9= | | Sin(2x-5)=0.25 | | 123+4-5+67-89= |

Equations solver categories