x^2-6x-46=0

Simple and best practice solution for x^2-6x-46=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^2-6x-46=0 equation:


Simplifying
x2 + -6x + -46 = 0

Reorder the terms:
-46 + -6x + x2 = 0

Solving
-46 + -6x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '46' to each side of the equation.
-46 + -6x + 46 + x2 = 0 + 46

Reorder the terms:
-46 + 46 + -6x + x2 = 0 + 46

Combine like terms: -46 + 46 = 0
0 + -6x + x2 = 0 + 46
-6x + x2 = 0 + 46

Combine like terms: 0 + 46 = 46
-6x + x2 = 46

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 = 46 + 9

Reorder the terms:
9 + -6x + x2 = 46 + 9

Combine like terms: 46 + 9 = 55
9 + -6x + x2 = 55

Factor a perfect square on the left side:
(x + -3)(x + -3) = 55

Calculate the square root of the right side: 7.416198487

Break this problem into two subproblems by setting 
(x + -3) equal to 7.416198487 and -7.416198487.

Subproblem 1

x + -3 = 7.416198487 Simplifying x + -3 = 7.416198487 Reorder the terms: -3 + x = 7.416198487 Solving -3 + x = 7.416198487 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 7.416198487 + 3 Combine like terms: -3 + 3 = 0 0 + x = 7.416198487 + 3 x = 7.416198487 + 3 Combine like terms: 7.416198487 + 3 = 10.416198487 x = 10.416198487 Simplifying x = 10.416198487

Subproblem 2

x + -3 = -7.416198487 Simplifying x + -3 = -7.416198487 Reorder the terms: -3 + x = -7.416198487 Solving -3 + x = -7.416198487 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = -7.416198487 + 3 Combine like terms: -3 + 3 = 0 0 + x = -7.416198487 + 3 x = -7.416198487 + 3 Combine like terms: -7.416198487 + 3 = -4.416198487 x = -4.416198487 Simplifying x = -4.416198487

Solution

The solution to the problem is based on the solutions from the subproblems. x = {10.416198487, -4.416198487}

See similar equations:

| 8u=120 | | 6/x+6/7=8/x | | 9+15y-1=8y+86-6y | | x-3y=26 | | (5x/4)+(1/2)=x-(1/2) | | 5(3c^2-c)-5(c-2)= | | -7-14=-2p+11 | | 7x-2y=-18 | | 21x+9=12+6 | | 4t-7=(t+3) | | 8c=8 | | 5(1.2)= | | W+0.07=5.2 | | 30c=120 | | 3x^2-5x=-9 | | -29m=261 | | 5x+1=-80-4x | | 3(x+-12)=-15 | | r^2-46r+529=0 | | (x/2)*(x/2) | | -55n=8-7n^2 | | -10=f/2 | | (2u-18)(u^2+8u+15)=0 | | 16x-20=-14x+90 | | m-29=45 | | 4x+13=29 | | 7x+5x+4+9=9x+4+2x | | 12t-45+t^2=0 | | 3b+3=4b-2 | | -6(x+3)-4x=2 | | .67(x-2)=x+5 | | 15-2y=15 |

Equations solver categories