X^2+9x^2-120x+400=80

Simple and best practice solution for X^2+9x^2-120x+400=80 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+9x^2-120x+400=80 equation: 


Simplifying
X2 + 9x2 + -120x + 400 = 80

Reorder the terms:
400 + X2 + -120x + 9x2 = 80

Solving
400 + X2 + -120x + 9x2 = 80

Solving for variable 'X'.

Move all terms containing X to the left, all other terms to the right.

Add '-400' to each side of the equation.
400 + X2 + -120x + -400 + 9x2 = 80 + -400

Reorder the terms:
400 + -400 + X2 + -120x + 9x2 = 80 + -400

Combine like terms: 400 + -400 = 0
0 + X2 + -120x + 9x2 = 80 + -400
X2 + -120x + 9x2 = 80 + -400

Combine like terms: 80 + -400 = -320
X2 + -120x + 9x2 = -320

Add '120x' to each side of the equation.
X2 + -120x + 120x + 9x2 = -320 + 120x

Combine like terms: -120x + 120x = 0
X2 + 0 + 9x2 = -320 + 120x
X2 + 9x2 = -320 + 120x

Add '-9x2' to each side of the equation.
X2 + 9x2 + -9x2 = -320 + 120x + -9x2

Combine like terms: 9x2 + -9x2 = 0
X2 + 0 = -320 + 120x + -9x2
X2 = -320 + 120x + -9x2

Simplifying
X2 = -320 + 120x + -9x2

Reorder the terms:
320 + X2 + -120x + 9x2 = -320 + 120x + -9x2 + 320 + -120x + 9x2

Reorder the terms:
320 + X2 + -120x + 9x2 = -320 + 320 + 120x + -120x + -9x2 + 9x2

Combine like terms: -320 + 320 = 0
320 + X2 + -120x + 9x2 = 0 + 120x + -120x + -9x2 + 9x2
320 + X2 + -120x + 9x2 = 120x + -120x + -9x2 + 9x2

Combine like terms: 120x + -120x = 0
320 + X2 + -120x + 9x2 = 0 + -9x2 + 9x2
320 + X2 + -120x + 9x2 = -9x2 + 9x2

Combine like terms: -9x2 + 9x2 = 0
320 + X2 + -120x + 9x2 = 0

The solution to this equation could not be determined.

See similar equations:

| X^2+9x^2-129x+400=80 | | -8x(5x-1)=0 | | 16uv^2w^8-28u^4v^9=0 | | 28+x=16+2x | | x^3+x^2-7x=0 | | (28+x)=(16+2x) | | 3y=6-3x | | 71-6x=41 | | 5/1200 | | -30k=-510 | | (28+x)-(16+2x)=0 | | (56+x)-(16+2x)=0 | | 9[4-(8x-5)]+4x=0 | | 37x-93=388 | | Y=z^(5/2)*z^(-1/2) | | z^(5/2)*z^(-1/2) | | 23.5=-25.6-n | | 7/x-2=14/16 | | 26.2=-27.5-n | | 92+7x=338 | | 8000=1500e^3k | | 3[6-x]+2x=15 | | sin(tan^-1(-4/3)) | | 4x-3(1-8x)=-16 | | 11p=-286 | | -7(-2x-5y+9)= | | 5a+4b-3a+2b= | | .5x+.25y=16 | | 10=a(3)(3)-22 | | (3x+1)(2x+5)=4(2x+5) | | Y=2v^4((3v)(1+5v)) | | 10=a(3)-22 |

Equations solver categories