-10=x^2-6x+8

Simple and best practice solution for -10=x^2-6x+8 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 -10=x^2-6x+8 equation:


Simplifying
-10 = x2 + -6x + 8

Reorder the terms:
-10 = 8 + -6x + x2

Solving
-10 = 8 + -6x + x2

Solving for variable 'x'.

Combine like terms: -10 + -8 = -18
-18 + 6x + -1x2 = 8 + -6x + x2 + -8 + 6x + -1x2

Reorder the terms:
-18 + 6x + -1x2 = 8 + -8 + -6x + 6x + x2 + -1x2

Combine like terms: 8 + -8 = 0
-18 + 6x + -1x2 = 0 + -6x + 6x + x2 + -1x2
-18 + 6x + -1x2 = -6x + 6x + x2 + -1x2

Combine like terms: -6x + 6x = 0
-18 + 6x + -1x2 = 0 + x2 + -1x2
-18 + 6x + -1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
-18 + 6x + -1x2 = 0

Begin completing the square.  Divide all terms by
-1 the coefficient of the squared term: 

Divide each side by '-1'.
18 + -6x + x2 = 0

Move the constant term to the right:

Add '-18' to each side of the equation.
18 + -6x + -18 + x2 = 0 + -18

Reorder the terms:
18 + -18 + -6x + x2 = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -6x + x2 = 0 + -18
-6x + x2 = 0 + -18

Combine like terms: 0 + -18 = -18
-6x + x2 = -18

The x term is -6x.  Take half its coefficient (-3).
Square it (9) and add it to both sides.

Add '9' to each side of the equation.
-6x + 9 + x2 = -18 + 9

Reorder the terms:
9 + -6x + x2 = -18 + 9

Combine like terms: -18 + 9 = -9
9 + -6x + x2 = -9

Factor a perfect square on the left side:
(x + -3)(x + -3) = -9

Can't calculate square root of the right side.

The solution to this equation could not be determined.

See similar equations:

| M=43.95-17.90 | | 12x^3-14x^2-6x= | | 12x+5=8x-3 | | 6x-5=16-105 | | 212-5(6v-1)=-63 | | 12x-7x^2=0 | | I=(30000)(0.057)(4) | | 2y+3y+5x+3x= | | (X+2)(3-2x)=0 | | 66-2x=6-8x | | x*5-7+16=49 | | 5(y-3)=3(y+1) | | 4+3x=18.4 | | 9y-7=5y+5 | | 25y^2+1= | | 6840=(3000)(0.057)(4) | | 0.5n(n-1)=66 | | 0.057(30000)(4)= | | Ln(1-4x)=ln(x^2-4) | | 3(5x-4)=7x+10 | | x^2+5x+6=100 | | 2m-7=19 | | 12t+9=5+2 | | 0.5x^2-2=0 | | 2+3x+3=6x | | 5n+4=3n+22 | | 25=0.5(5.5+b)4 | | 2(1.1)= | | y=x^3-18x^2 | | (2x+3y+4)dy+(4x+6y+5)dx=0 | | 6(x+3)-7=3(2x+1)+x | | 4(3x-1)=-3(2x+4) |

Equations solver categories