x^2+14x-46=0

Simple and best practice solution for x^2+14x-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+14x-46=0 equation:


Simplifying
x2 + 14x + -46 = 0

Reorder the terms:
-46 + 14x + x2 = 0

Solving
-46 + 14x + 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 + 14x + 46 + x2 = 0 + 46

Reorder the terms:
-46 + 46 + 14x + x2 = 0 + 46

Combine like terms: -46 + 46 = 0
0 + 14x + x2 = 0 + 46
14x + x2 = 0 + 46

Combine like terms: 0 + 46 = 46
14x + x2 = 46

The x term is 14x.  Take half its coefficient (7).
Square it (49) and add it to both sides.

Add '49' to each side of the equation.
14x + 49 + x2 = 46 + 49

Reorder the terms:
49 + 14x + x2 = 46 + 49

Combine like terms: 46 + 49 = 95
49 + 14x + x2 = 95

Factor a perfect square on the left side:
(x + 7)(x + 7) = 95

Calculate the square root of the right side: 9.746794345

Break this problem into two subproblems by setting 
(x + 7) equal to 9.746794345 and -9.746794345.

Subproblem 1

x + 7 = 9.746794345 Simplifying x + 7 = 9.746794345 Reorder the terms: 7 + x = 9.746794345 Solving 7 + x = 9.746794345 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = 9.746794345 + -7 Combine like terms: 7 + -7 = 0 0 + x = 9.746794345 + -7 x = 9.746794345 + -7 Combine like terms: 9.746794345 + -7 = 2.746794345 x = 2.746794345 Simplifying x = 2.746794345

Subproblem 2

x + 7 = -9.746794345 Simplifying x + 7 = -9.746794345 Reorder the terms: 7 + x = -9.746794345 Solving 7 + x = -9.746794345 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + x = -9.746794345 + -7 Combine like terms: 7 + -7 = 0 0 + x = -9.746794345 + -7 x = -9.746794345 + -7 Combine like terms: -9.746794345 + -7 = -16.746794345 x = -16.746794345 Simplifying x = -16.746794345

Solution

The solution to the problem is based on the solutions from the subproblems. x = {2.746794345, -16.746794345}

See similar equations:

| (x+y)(x+y)= | | 3x+21+2=6x-2+2x | | 4x-2=16-4 | | 5=m-54 | | 0.3(2x-5)=3 | | x^2-12-4=0 | | x^2+6x-4=7x-2 | | 4y^2+3y=0 | | 3x+6=58+x | | 4*(9+3)= | | 85y=28(3y+1) | | 2(4x+3)-9x=2-x-15 | | x^2+2x-17=7 | | 42-7x=41x+17 | | 6-5x=-9 | | 2y-6(y-3)=10 | | 1xy-1y^2= | | -3(n+6)+10=-18 | | 6-6=3x+2x | | 2t+3t+4t= | | 3s=-15 | | .5(x+8)=3 | | 67-5x=13x+23 | | 164-5x=22x+23 | | -5(4b+3)+(21b-2)=0 | | 8x^2-9=0 | | 10-7x=32-14x | | 2w-5w=-18 | | 4w=6 | | 5.6q-2.4-4.7q=0.1q-5.6 | | 4x+3+10=5 | | 6c-2c=-8 |

Equations solver categories