X^2-68X+46=0

Simple and best practice solution for X^2-68X+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^2-68X+46=0 equation:


Simplifying
X2 + -68X + 46 = 0

Reorder the terms:
46 + -68X + X2 = 0

Solving
46 + -68X + 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 + -68X + -46 + X2 = 0 + -46

Reorder the terms:
46 + -46 + -68X + X2 = 0 + -46

Combine like terms: 46 + -46 = 0
0 + -68X + X2 = 0 + -46
-68X + X2 = 0 + -46

Combine like terms: 0 + -46 = -46
-68X + X2 = -46

The X term is -68X.  Take half its coefficient (-34).
Square it (1156) and add it to both sides.

Add '1156' to each side of the equation.
-68X + 1156 + X2 = -46 + 1156

Reorder the terms:
1156 + -68X + X2 = -46 + 1156

Combine like terms: -46 + 1156 = 1110
1156 + -68X + X2 = 1110

Factor a perfect square on the left side:
(X + -34)(X + -34) = 1110

Calculate the square root of the right side: 33.316662498

Break this problem into two subproblems by setting 
(X + -34) equal to 33.316662498 and -33.316662498.

Subproblem 1

X + -34 = 33.316662498 Simplifying X + -34 = 33.316662498 Reorder the terms: -34 + X = 33.316662498 Solving -34 + X = 33.316662498 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '34' to each side of the equation. -34 + 34 + X = 33.316662498 + 34 Combine like terms: -34 + 34 = 0 0 + X = 33.316662498 + 34 X = 33.316662498 + 34 Combine like terms: 33.316662498 + 34 = 67.316662498 X = 67.316662498 Simplifying X = 67.316662498

Subproblem 2

X + -34 = -33.316662498 Simplifying X + -34 = -33.316662498 Reorder the terms: -34 + X = -33.316662498 Solving -34 + X = -33.316662498 Solving for variable 'X'. Move all terms containing X to the left, all other terms to the right. Add '34' to each side of the equation. -34 + 34 + X = -33.316662498 + 34 Combine like terms: -34 + 34 = 0 0 + X = -33.316662498 + 34 X = -33.316662498 + 34 Combine like terms: -33.316662498 + 34 = 0.683337502 X = 0.683337502 Simplifying X = 0.683337502

Solution

The solution to the problem is based on the solutions from the subproblems. X = {67.316662498, 0.683337502}

See similar equations:

| 4(2x+1)=3(2x-5)+39 | | 6x+78=37+11x | | (5x+3)+(8x-5)=12 | | 6x+78=37-11x | | 6x-3x+3x= | | 6x+78=57-11x | | 9w=6210 | | 2sinx+cosx=0 | | 1.2w+3.5=2.1+w | | (x-5)(-2x+6)=0 | | 2(4x+1)=2*4x+2.1 | | 5/2p^2-2/p | | 6x+78=57-21x | | B=(6x-3)(7x+2) | | 3/5=n/21 | | Y=0.15x | | 8a+4a-4a= | | x=-10x/27x | | 18/4.5=8/f | | X^2-0.5x-95=0 | | X^3+8x^2-9=0 | | y+10=-3 | | a^2+4b^2+10=2a+12b | | x^2+6x-2=2x-6 | | 5y=180-6x+9 | | 7/15=21/3x-4 | | -4[(8-15)-(-4-1)]= | | 3/7=r-7/9 | | 6x+9=180-5y | | A=3(2x-3)-6(5x+2) | | (12x+8)-(4x+4)=50 | | 88=w(2w-5) |

Equations solver categories