5x^2-5x+9=0

Simple and best practice solution for 5x^2-5x+9=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^2-5x+9=0 equation:


Simplifying
5x2 + -5x + 9 = 0

Reorder the terms:
9 + -5x + 5x2 = 0

Solving
9 + -5x + 5x2 = 0

Solving for variable 'x'.

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

Divide each side by '5'.
1.8 + -1x + x2 = 0

Move the constant term to the right:

Add '-1.8' to each side of the equation.
1.8 + -1x + -1.8 + x2 = 0 + -1.8

Reorder the terms:
1.8 + -1.8 + -1x + x2 = 0 + -1.8

Combine like terms: 1.8 + -1.8 = 0.0
0.0 + -1x + x2 = 0 + -1.8
-1x + x2 = 0 + -1.8

Combine like terms: 0 + -1.8 = -1.8
-1x + x2 = -1.8

The x term is -1x.  Take half its coefficient (-0.5).
Square it (0.25) and add it to both sides.

Add '0.25' to each side of the equation.
-1x + 0.25 + x2 = -1.8 + 0.25

Reorder the terms:
0.25 + -1x + x2 = -1.8 + 0.25

Combine like terms: -1.8 + 0.25 = -1.55
0.25 + -1x + x2 = -1.55

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = -1.55

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 2y=4(x-6) | | -9x+6=87 | | (-3)=x+3 | | 13xY=-72 | | -m+-79=40 | | =5c+8c | | 112+3=10(2z+3) | | 12(2k+11)=4+24k+9 | | y=20cos(5x) | | =9a-8a | | 3x-4w*6x+w= | | 10-x=-32 | | =7f-2f | | 2r^2-12r+6=0 | | 2x-9-10x=-49 | | 5(2+v)=170 | | =4r+r | | 3(1-3n)=7(1-2n)-4 | | 5i-(-9+11i)=0 | | 3.3-x=3(x-17) | | 5(3+4n)=-3+2n | | (2)=2x+5 | | X-0=-32 | | 3x+5+10x=83 | | 6(w-9)+16=4 | | 10x=-32 | | 12=7x-2 | | 21-6r=-6(1+6r)+3r | | X-10=-32 | | 3(1-2x^2)=7x | | (-2)=2x+5 | | 8t+11-t=5t+35 |

Equations solver categories