5x^2-5x+7=0

Simple and best practice solution for 5x^2-5x+7=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+7=0 equation:


Simplifying
5x2 + -5x + 7 = 0

Reorder the terms:
7 + -5x + 5x2 = 0

Solving
7 + -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'.
1.4 + -1x + x2 = 0

Move the constant term to the right:

Add '-1.4' to each side of the equation.
1.4 + -1x + -1.4 + x2 = 0 + -1.4

Reorder the terms:
1.4 + -1.4 + -1x + x2 = 0 + -1.4

Combine like terms: 1.4 + -1.4 = 0.0
0.0 + -1x + x2 = 0 + -1.4
-1x + x2 = 0 + -1.4

Combine like terms: 0 + -1.4 = -1.4
-1x + x2 = -1.4

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 = -1.4 + 0.25

Reorder the terms:
0.25 + -1x + x2 = -1.4 + 0.25

Combine like terms: -1.4 + 0.25 = -1.15
0.25 + -1x + x2 = -1.15

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = -1.15

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| 3/4z=-6 | | 14.63+z=22.63 | | (x/11)=(x/12)-3 | | 7.25z=-58 | | 0(y)=5y+3 | | w+6.25=15.25 | | w-6.25=15.25 | | w-15.25=6.25 | | 4x+5x+10=110 | | x=322/7 | | w+15.25=6.25 | | 4x=110 | | 5t+9=-8 | | 0.27w=2.43 | | -3z-1= | | 9.62+z=17.62 | | 2x+3(3x+4)=43 | | 6-3+4x+1=7x+5 | | g/-7=-6 | | 6-3+4x+1=5x+2 | | 3x+49= | | 19x-x=175 | | x+0.3x=143 | | 6-3+4x+1=9x+3 | | .35t^2-50t+1000=0 | | 6+12q= | | 5x+4x-66=33 | | 4x+1=9x | | 4(b+1)+3= | | -7x-6x+2=80 | | 305-x+14=48+(x-23) | | c^2=64+64 |

Equations solver categories