x^2-17x+46=0

Simple and best practice solution for x^2-17x+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^2-17x+46=0 equation:


Simplifying
x2 + -17x + 46 = 0

Reorder the terms:
46 + -17x + x2 = 0

Solving
46 + -17x + 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 + -17x + -46 + x2 = 0 + -46

Reorder the terms:
46 + -46 + -17x + x2 = 0 + -46

Combine like terms: 46 + -46 = 0
0 + -17x + x2 = 0 + -46
-17x + x2 = 0 + -46

Combine like terms: 0 + -46 = -46
-17x + x2 = -46

The x term is -17x.  Take half its coefficient (-8.5).
Square it (72.25) and add it to both sides.

Add '72.25' to each side of the equation.
-17x + 72.25 + x2 = -46 + 72.25

Reorder the terms:
72.25 + -17x + x2 = -46 + 72.25

Combine like terms: -46 + 72.25 = 26.25
72.25 + -17x + x2 = 26.25

Factor a perfect square on the left side:
(x + -8.5)(x + -8.5) = 26.25

Calculate the square root of the right side: 5.123475383

Break this problem into two subproblems by setting 
(x + -8.5) equal to 5.123475383 and -5.123475383.

Subproblem 1

x + -8.5 = 5.123475383 Simplifying x + -8.5 = 5.123475383 Reorder the terms: -8.5 + x = 5.123475383 Solving -8.5 + x = 5.123475383 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + x = 5.123475383 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + x = 5.123475383 + 8.5 x = 5.123475383 + 8.5 Combine like terms: 5.123475383 + 8.5 = 13.623475383 x = 13.623475383 Simplifying x = 13.623475383

Subproblem 2

x + -8.5 = -5.123475383 Simplifying x + -8.5 = -5.123475383 Reorder the terms: -8.5 + x = -5.123475383 Solving -8.5 + x = -5.123475383 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '8.5' to each side of the equation. -8.5 + 8.5 + x = -5.123475383 + 8.5 Combine like terms: -8.5 + 8.5 = 0.0 0.0 + x = -5.123475383 + 8.5 x = -5.123475383 + 8.5 Combine like terms: -5.123475383 + 8.5 = 3.376524617 x = 3.376524617 Simplifying x = 3.376524617

Solution

The solution to the problem is based on the solutions from the subproblems. x = {13.623475383, 3.376524617}

See similar equations:

| g(7b)=8x-4 | | m^4-7m^2+6=0 | | 9x^2-216+720=0 | | 3x^2-93x-420=0 | | 6a-8=8 | | 4[9-3(5x-7)]=60x+120 | | x/3.2=4.375 | | 9-3(5x-7)=60x+120 | | -63x^2y^5-45x^5y^4= | | 17d+29d+16d=250 | | 4x+20-2(x-7)=0 | | 4x+3y=59.5 | | 4x+3y=59.6 | | 6(3a+2)-8=-2 | | 10x-14=5x+16 | | 6x-3=1296 | | 10x-14=5x-16 | | 2x+1y=27.5 | | Y=4n | | 9x^2-96x+256=0 | | 12a+12-8=-2 | | 9y-6y-6=15 | | 2x-6=7x-4 | | 450+0.07x=y | | 5-5y-4y=18 | | 17x-4=115 | | 17+4=115 | | x=6x-12 | | x+x+10=-5 | | (4x-5)(x+1)=0 | | 4a+4=12 | | -7x+2x+8x= |

Equations solver categories