x^2+10x+18x+5=

Simple and best practice solution for x^2+10x+18x+5= 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+18x+5= equation:


Simplifying
x2 + 10x + 18x + 5 = 0

Reorder the terms:
5 + 10x + 18x + x2 = 0

Combine like terms: 10x + 18x = 28x
5 + 28x + x2 = 0

Solving
5 + 28x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '-5' to each side of the equation.
5 + 28x + -5 + x2 = 0 + -5

Reorder the terms:
5 + -5 + 28x + x2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 28x + x2 = 0 + -5
28x + x2 = 0 + -5

Combine like terms: 0 + -5 = -5
28x + x2 = -5

The x term is 28x.  Take half its coefficient (14).
Square it (196) and add it to both sides.

Add '196' to each side of the equation.
28x + 196 + x2 = -5 + 196

Reorder the terms:
196 + 28x + x2 = -5 + 196

Combine like terms: -5 + 196 = 191
196 + 28x + x2 = 191

Factor a perfect square on the left side:
(x + 14)(x + 14) = 191

Calculate the square root of the right side: 13.820274961

Break this problem into two subproblems by setting 
(x + 14) equal to 13.820274961 and -13.820274961.

Subproblem 1

x + 14 = 13.820274961 Simplifying x + 14 = 13.820274961 Reorder the terms: 14 + x = 13.820274961 Solving 14 + x = 13.820274961 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = 13.820274961 + -14 Combine like terms: 14 + -14 = 0 0 + x = 13.820274961 + -14 x = 13.820274961 + -14 Combine like terms: 13.820274961 + -14 = -0.179725039 x = -0.179725039 Simplifying x = -0.179725039

Subproblem 2

x + 14 = -13.820274961 Simplifying x + 14 = -13.820274961 Reorder the terms: 14 + x = -13.820274961 Solving 14 + x = -13.820274961 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-14' to each side of the equation. 14 + -14 + x = -13.820274961 + -14 Combine like terms: 14 + -14 = 0 0 + x = -13.820274961 + -14 x = -13.820274961 + -14 Combine like terms: -13.820274961 + -14 = -27.820274961 x = -27.820274961 Simplifying x = -27.820274961

Solution

The solution to the problem is based on the solutions from the subproblems. x = {-0.179725039, -27.820274961}

See similar equations:

| 15n+123=2010 | | c=2(3.14)(39) | | x^2+10x+18byx+5= | | 24-54=6n-2n+8-10 | | 4c-12=24 | | y=3x^3+15x^2+18x | | 2x+5x-3=4x+15 | | h-8h= | | x^2+10x+18+5= | | 8r^3+48r^2+40r+240=0 | | -2(3x-1.5)+5(2x-7)=0 | | 42+X=5600 | | 20w=100+20+5-4 | | -3(9+6x)=-27 | | 14x^3+21x^2-12x-18=0 | | 174z+2z=13 | | 20n=24+16 | | 8x-29=71 | | 17-42z+2z=13 | | 140=23z-90 | | 54m^3+128=0 | | x-1.52=4.63 | | 17-42+27=13 | | 32=-z+8 | | 6x-3(5x-4)=-42 | | 220000+60a=68880 | | -1.6x=-0.48 | | -3x-5=4-16 | | 3m^3-24=0 | | 6x=4y+1 | | (v+8)4-8v=8 | | 350+.06X=710 |

Equations solver categories