x^2-1x+7=0

Simple and best practice solution for x^2-1x+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 x^2-1x+7=0 equation:


Simplifying
x2 + -1x + 7 = 0

Reorder the terms:
7 + -1x + x2 = 0

Solving
7 + -1x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-7' to each side of the equation.
7 + -1x + -7 + x2 = 0 + -7

Reorder the terms:
7 + -7 + -1x + x2 = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -1x + x2 = 0 + -7
-1x + x2 = 0 + -7

Combine like terms: 0 + -7 = -7
-1x + x2 = -7

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 = -7 + 0.25

Reorder the terms:
0.25 + -1x + x2 = -7 + 0.25

Combine like terms: -7 + 0.25 = -6.75
0.25 + -1x + x2 = -6.75

Factor a perfect square on the left side:
(x + -0.5)(x + -0.5) = -6.75

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| X-2-4x-5= | | 4x+7=-8x-1 | | 4x^2+32x=-63 | | 4x^2-32x=-63 | | 2x^4+11x^2-6=0 | | -3x-4+2x+6= | | 5x-y=-8 | | 5+2x=6(x+1)-5(x-3) | | -74-2x=6-10x | | X+2x+-3=36 | | (2a-3b+c)+(5a-6b+c)= | | 700=205-0.5p | | 30+300+1= | | 2x-5y=-6 | | 5(8-3x)-4y=2 | | -20/4= | | -4/4= | | 13+7*8-121+4= | | 3(x+2)=2(x+4) | | 6x^2-7x-11=0 | | 1000=205-0.5p | | -4(-y+3)=12y+8-2y | | 65-6x=3x+21 | | 8-9x=98-30x | | 9(-y+3)=-6y+15-3y+12 | | 5x+69=11x-9 | | 26x^2-100x-96=0 | | -11x=16-(-17) | | 3x+2=3x-42 | | 3x-2=3x-42 | | 2(3x+4)=10x+4-4x+4 | | 5w-17w=-96 |

Equations solver categories