2x^2-8x=x^2-16

Simple and best practice solution for 2x^2-8x=x^2-16 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 2x^2-8x=x^2-16 equation:


Simplifying
2x2 + -8x = x2 + -16

Reorder the terms:
-8x + 2x2 = x2 + -16

Reorder the terms:
-8x + 2x2 = -16 + x2

Solving
-8x + 2x2 = -16 + x2

Solving for variable 'x'.

Reorder the terms:
16 + -8x + 2x2 + -1x2 = -16 + x2 + 16 + -1x2

Combine like terms: 2x2 + -1x2 = 1x2
16 + -8x + 1x2 = -16 + x2 + 16 + -1x2

Reorder the terms:
16 + -8x + 1x2 = -16 + 16 + x2 + -1x2

Combine like terms: -16 + 16 = 0
16 + -8x + 1x2 = 0 + x2 + -1x2
16 + -8x + 1x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
16 + -8x + 1x2 = 0

Factor a trinomial.
(4 + -1x)(4 + -1x) = 0

Subproblem 1

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Subproblem 2

Set the factor '(4 + -1x)' equal to zero and attempt to solve: Simplifying 4 + -1x = 0 Solving 4 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1x = 0 + -4 -1x = 0 + -4 Combine like terms: 0 + -4 = -4 -1x = -4 Divide each side by '-1'. x = 4 Simplifying x = 4

Solution

x = {4, 4}

See similar equations:

| 3z/8-3=2 | | (30X+40Y)=1100 | | (30*X)+(40*Y)=1100 | | 2(3x+y)=22 | | 2+20*5= | | 1100=(30*X)+(40*X) | | 1100=(30X+40X) | | 3tanx-cosx= | | r=3n+3w | | 9x-4.5=7.10+3.3 | | 6(-3x-4-5(x+1))=-6x+4 | | 5x+10-2x=25 | | 8x^3-8x^2-84x+180=0 | | 8x^3-7x^2-84x+180=0 | | 12+7x=72-3x | | 2/9x(-6/5)= | | (x-400)(3/4x) | | N-20(4)=64 | | 24t=36t+9 | | f(x)=(x2−16)/(x−2). | | p=-2+1 | | y-10=-6 | | t=7+2 | | v=-4+1 | | c=9-2 | | 5s-20=60 | | 9c-4c-5c+3C=18 | | 7v-2v-4v=19 | | 4c-2c-c-c+c=9 | | 8x^2+0.5=0 | | 12m-10m=4 | | 11u-6u=15 |

Equations solver categories