x^2+16x-180=0

Simple and best practice solution for x^2+16x-180=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+16x-180=0 equation:


Simplifying
x2 + 16x + -180 = 0

Reorder the terms:
-180 + 16x + x2 = 0

Solving
-180 + 16x + x2 = 0

Solving for variable 'x'.

Begin completing the square.

Move the constant term to the right:

Add '180' to each side of the equation.
-180 + 16x + 180 + x2 = 0 + 180

Reorder the terms:
-180 + 180 + 16x + x2 = 0 + 180

Combine like terms: -180 + 180 = 0
0 + 16x + x2 = 0 + 180
16x + x2 = 0 + 180

Combine like terms: 0 + 180 = 180
16x + x2 = 180

The x term is 16x.  Take half its coefficient (8).
Square it (64) and add it to both sides.

Add '64' to each side of the equation.
16x + 64 + x2 = 180 + 64

Reorder the terms:
64 + 16x + x2 = 180 + 64

Combine like terms: 180 + 64 = 244
64 + 16x + x2 = 244

Factor a perfect square on the left side:
(x + 8)(x + 8) = 244

Calculate the square root of the right side: 15.620499352

Break this problem into two subproblems by setting 
(x + 8) equal to 15.620499352 and -15.620499352.

Subproblem 1

x + 8 = 15.620499352 Simplifying x + 8 = 15.620499352 Reorder the terms: 8 + x = 15.620499352 Solving 8 + x = 15.620499352 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = 15.620499352 + -8 Combine like terms: 8 + -8 = 0 0 + x = 15.620499352 + -8 x = 15.620499352 + -8 Combine like terms: 15.620499352 + -8 = 7.620499352 x = 7.620499352 Simplifying x = 7.620499352

Subproblem 2

x + 8 = -15.620499352 Simplifying x + 8 = -15.620499352 Reorder the terms: 8 + x = -15.620499352 Solving 8 + x = -15.620499352 Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + x = -15.620499352 + -8 Combine like terms: 8 + -8 = 0 0 + x = -15.620499352 + -8 x = -15.620499352 + -8 Combine like terms: -15.620499352 + -8 = -23.620499352 x = -23.620499352 Simplifying x = -23.620499352

Solution

The solution to the problem is based on the solutions from the subproblems. x = {7.620499352, -23.620499352}

See similar equations:

| -95.79x-63.34=-66.61+45.77 | | x^2-3x+1=5 | | 3y+18=30 | | 2.4=x | | 14-42=2(17-2) | | 3x-5y+3a= | | T+15=21 | | 30p=7a+9b+c | | 5b-7x+12+9x-3b= | | 5y+9=19 | | -90.38x-70.79=94.27x+14.81 | | 3.7x-6=3.2x-1 | | 30=7+9 | | x*0.4=2x+1.2 | | 6b+40=-100-b | | 12F=96 | | 5x-3=21 | | x^2-18x+32=0 | | 49.63y-5.54=-41.97+78.15 | | -9.8x=-10.78 | | 5n=15 | | -15.98y+86.33=-87.11y+77.72 | | m-(-5)=9 | | 9(x+5)+2=11 | | 2x-4x+3=x-2+5 | | 5x+9=6x-31 | | 7w(4w+3)=0 | | 10x-7=5x+2 | | 18-3.2x+4.3+1.6=3.4x-20.9 | | 6c-10=2c | | (6x^2-4x-5)-(-2x^2-x+4)=0 | | 4.5+3.4=1.5x-2.6 |

Equations solver categories