x^2+10x=-14

Simple and best practice solution for x^2+10x=-14 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+10x=-14 equation:


Simplifying
x2 + 10x = -14

Reorder the terms:
10x + x2 = -14

Solving
10x + x2 = -14

Solving for variable 'x'.

Reorder the terms:
14 + 10x + x2 = -14 + 14

Combine like terms: -14 + 14 = 0
14 + 10x + x2 = 0

Begin completing the square.

Move the constant term to the right:

Add '-14' to each side of the equation.
14 + 10x + -14 + x2 = 0 + -14

Reorder the terms:
14 + -14 + 10x + x2 = 0 + -14

Combine like terms: 14 + -14 = 0
0 + 10x + x2 = 0 + -14
10x + x2 = 0 + -14

Combine like terms: 0 + -14 = -14
10x + x2 = -14

The x term is 10x.  Take half its coefficient (5).
Square it (25) and add it to both sides.

Add '25' to each side of the equation.
10x + 25 + x2 = -14 + 25

Reorder the terms:
25 + 10x + x2 = -14 + 25

Combine like terms: -14 + 25 = 11
25 + 10x + x2 = 11

Factor a perfect square on the left side:
(x + 5)(x + 5) = 11

Calculate the square root of the right side: 3.31662479

Break this problem into two subproblems by setting 
(x + 5) equal to 3.31662479 and -3.31662479.

Subproblem 1

x + 5 = 3.31662479 Simplifying x + 5 = 3.31662479 Reorder the terms: 5 + x = 3.31662479 Solving 5 + x = 3.31662479 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = 3.31662479 + -5 Combine like terms: 5 + -5 = 0 0 + x = 3.31662479 + -5 x = 3.31662479 + -5 Combine like terms: 3.31662479 + -5 = -1.68337521 x = -1.68337521 Simplifying x = -1.68337521

Subproblem 2

x + 5 = -3.31662479 Simplifying x + 5 = -3.31662479 Reorder the terms: 5 + x = -3.31662479 Solving 5 + x = -3.31662479 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + x = -3.31662479 + -5 Combine like terms: 5 + -5 = 0 0 + x = -3.31662479 + -5 x = -3.31662479 + -5 Combine like terms: -3.31662479 + -5 = -8.31662479 x = -8.31662479 Simplifying x = -8.31662479

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-1.68337521, -8.31662479}

See similar equations:

| Y-2(-1)-4=0 | | y^2-2y+45=0 | | b/100=13/25 | | Y-2(-2)-4=0 | | 4y^2+21y+27=0 | | -21-a=11.6 | | 2/9--7/9 | | 3(z-4)-z=2(z-6) | | 3(u-3)+4u=11 | | -3-3x+6=-15 | | .5:2x=1/3 | | 3x-5(-x+2)=46 | | 1/4x-2/5y=1 | | 2(-7k+4)-5=-95 | | -2y=-2(3)-4 | | 3-y/30=9 | | 4x^2-24xy+11y^2+95=0 | | z/5-5=11/6 | | AN+AN+AN+AN=MA | | 8(3n+8)=-104 | | -2y=-2(0)-4 | | X/3-11=-6 | | 2x+5y+4=18 | | 10x^4+2X= | | x^4+2x^2-16x+1=0 | | (7a+2)(a-1)= | | 7-3(2r+1)=-2 | | 4(8x-7)-1=227 | | -2y=-2(-1)-4 | | 9+5a=2a+7 | | Qx+5=r | | 7a-5=10(a+2) |

Equations solver categories