x^2+10x+2=

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


Simplifying
x2 + 10x + 2 = 0

Reorder the terms:
2 + 10x + x2 = 0

Solving
2 + 10x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-2' to each side of the equation.
2 + 10x + -2 + x2 = 0 + -2

Reorder the terms:
2 + -2 + 10x + x2 = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 10x + x2 = 0 + -2
10x + x2 = 0 + -2

Combine like terms: 0 + -2 = -2
10x + x2 = -2

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 = -2 + 25

Reorder the terms:
25 + 10x + x2 = -2 + 25

Combine like terms: -2 + 25 = 23
25 + 10x + x2 = 23

Factor a perfect square on the left side:
(x + 5)(x + 5) = 23

Calculate the square root of the right side: 4.795831523

Break this problem into two subproblems by setting 
(x + 5) equal to 4.795831523 and -4.795831523.

Subproblem 1

x + 5 = 4.795831523 Simplifying x + 5 = 4.795831523 Reorder the terms: 5 + x = 4.795831523 Solving 5 + x = 4.795831523 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 = 4.795831523 + -5 Combine like terms: 5 + -5 = 0 0 + x = 4.795831523 + -5 x = 4.795831523 + -5 Combine like terms: 4.795831523 + -5 = -0.204168477 x = -0.204168477 Simplifying x = -0.204168477

Subproblem 2

x + 5 = -4.795831523 Simplifying x + 5 = -4.795831523 Reorder the terms: 5 + x = -4.795831523 Solving 5 + x = -4.795831523 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 = -4.795831523 + -5 Combine like terms: 5 + -5 = 0 0 + x = -4.795831523 + -5 x = -4.795831523 + -5 Combine like terms: -4.795831523 + -5 = -9.795831523 x = -9.795831523 Simplifying x = -9.795831523

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.204168477, -9.795831523}

See similar equations:

| 12+4n=3n+15 | | 6.8+p+-9.5=7.3 | | 3007-x=7853 | | 3007x-x=7853 | | 4.71X+32.97=65.94 | | (24y-7)-(5y-17)= | | -2x-18=6-12x+4x | | 3007x+x=7853 | | 4x-7+2x-15= | | 5x+x=210 | | 6x+x=231 | | 18a^2-12ab-6b^2=0 | | -(x+4)+5x+16= | | 6x=231 | | 7.8(X-2)=-0.2X+48.4 | | 14X+9=7X+30 | | 8.54X+25.62=51.24 | | y=-2x^2-2-2 | | 6x-2-9x=6-4x | | -3u+3=12 | | 6x-5(-2+20)=12 | | 161750+x=315850 | | 17x-4= | | 0-11-5a=(5a+4) | | y=-1x+6 | | 161750-x=315850 | | 5x=2x+5+4 | | y=-0.80x+112 | | x^4+x^3-x-2=0 | | z=y+18 | | 8x^3-16x=0 | | .75x^2-.375x=.25 |

Equations solver categories