-2x^2-6=-8x

Simple and best practice solution for -2x^2-6=-8x 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^2-6=-8x equation:


Simplifying
-2x2 + -6 = -8x

Reorder the terms:
-6 + -2x2 = -8x

Solving
-6 + -2x2 = -8x

Solving for variable 'x'.

Reorder the terms:
-6 + 8x + -2x2 = -8x + 8x

Combine like terms: -8x + 8x = 0
-6 + 8x + -2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-3 + 4x + -1x2) = 0

Factor a trinomial.
2((-3 + x)(1 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-3 + x)' equal to zero and attempt to solve: Simplifying -3 + x = 0 Solving -3 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + x = 0 + 3 x = 0 + 3 Combine like terms: 0 + 3 = 3 x = 3 Simplifying x = 3

Subproblem 2

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

Solution

x = {3, 1}

See similar equations:

| 2(1-2z)=-3 | | 7x+(5-2x)-(4-x)=3-x | | 3c-4c+1=5c+2c+3 | | r^2-13r=48 | | -78x=0 | | (X+4)(3)(x)=351 | | 2(5-4p)=1 | | 7x+5y=-12 | | 4x-7y=20 | | 2x+7(-5)=-23 | | 7.2x=61.56 | | -8(2+0.75y)+6y=16 | | 5x+60=43-2x | | 2.9x=23.49 | | 202-(2+3)5= | | 2x-17-5x=-26 | | 3x+8(5)=22 | | 3(y+7)=14 | | x/3-2=14 | | 3(3+7x)=135 | | 2x+8y=40 | | 42x=-252 | | 10(x-3)=4 | | 3(x/3)-2=14 | | 5c+7+2c=5c+9-c | | 10x^2+8x-1=0 | | 6x-4y=-48 | | 2x+51=30-10x | | 6+3-6+59-6= | | x+8+3x=24 | | X*x+15=323 | | 5(y-1)=4 |

Equations solver categories