2x^2-x+0.55=0

Simple and best practice solution for 2x^2-x+0.55=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 2x^2-x+0.55=0 equation:


Simplifying
2x2 + -1x + 0.55 = 0

Reorder the terms:
0.55 + -1x + 2x2 = 0

Solving
0.55 + -1x + 2x2 = 0

Solving for variable 'x'.

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

Divide each side by '2'.
0.275 + -0.5x + x2 = 0

Move the constant term to the right:

Add '-0.275' to each side of the equation.
0.275 + -0.5x + -0.275 + x2 = 0 + -0.275

Reorder the terms:
0.275 + -0.275 + -0.5x + x2 = 0 + -0.275

Combine like terms: 0.275 + -0.275 = 0.000
0.000 + -0.5x + x2 = 0 + -0.275
-0.5x + x2 = 0 + -0.275

Combine like terms: 0 + -0.275 = -0.275
-0.5x + x2 = -0.275

The x term is -0.5x.  Take half its coefficient (-0.25).
Square it (0.0625) and add it to both sides.

Add '0.0625' to each side of the equation.
-0.5x + 0.0625 + x2 = -0.275 + 0.0625

Reorder the terms:
0.0625 + -0.5x + x2 = -0.275 + 0.0625

Combine like terms: -0.275 + 0.0625 = -0.2125
0.0625 + -0.5x + x2 = -0.2125

Factor a perfect square on the left side:
(x + -0.25)(x + -0.25) = -0.2125

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| x^2-(m-1)x+9=0 | | 4x-(4+2x)=12+x | | 10-t-5= | | 2z+4=3z+4 | | 2(2+3x)=22 | | 11(-7p)-6(-8p)= | | -3-y=10 | | 7n-4n-n+3p= | | 24-x=x | | 4(x-3)=3(x-3)+2x | | 6x^5=3x | | 11a-5a+a=7 | | 6y-3=13+4 | | 2y-y-y+2y-y=14 | | 4(t-1)=-t | | x+0.09x=18966 | | 6y-3=13+43 | | 2+21=4x+5 | | 25/4-23/10 | | 15x-13x=14 | | 0=5221029+.059x-x | | 128x=4 | | 2a-8/7a=1 | | 7x-7=9x+12 | | 15+2h=10+2.50h | | 7(t+7)=77 | | 2xsquared-8x+6=0 | | 11x^2=10 | | 5x-x=20whatisx | | 63y=-16000 | | -3(x+3)=5-5x | | 28=6w-20 |

Equations solver categories