2x^2-4x-6=-8

Simple and best practice solution for 2x^2-4x-6=-8 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^2-4x-6=-8 equation:


Simplifying
2x2 + -4x + -6 = -8

Reorder the terms:
-6 + -4x + 2x2 = -8

Solving
-6 + -4x + 2x2 = -8

Solving for variable 'x'.

Reorder the terms:
-6 + 8 + -4x + 2x2 = -8 + 8

Combine like terms: -6 + 8 = 2
2 + -4x + 2x2 = -8 + 8

Combine like terms: -8 + 8 = 0
2 + -4x + 2x2 = 0

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

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

Ignore the factor 2.

Subproblem 1

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

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 = {1, 1}

See similar equations:

| (x)(x)(10)=0 | | 25m^2+121=0 | | 46-w=275 | | -7n-4=4-6n | | -10x-4=-64 | | 3x^3+12x^2-9x=3x | | -4=1x-5x | | 2(x-3)+6=5x-3(1+x) | | -x+5=48 | | 2.50x=1343.50 | | (1/4)(4/9) | | 2(2n-5)=(7n+5)+9 | | 500.00+0.35x=2.5x | | -5/3-3/5y=-5/2 | | (1-v)(3v-5)=0 | | 2=(x+1)(x-1) | | 3p-12=30 | | -2x^2+4x=-1 | | 4n+4=11n-17 | | 500+.35=2.5x | | 9+7x=5+2x | | -2x^2+4x=1 | | 2b+7/3=7 | | -4(t-5)+6t=4t-9 | | 3/3/5 | | -x/7-2/3=4/21 | | 158+x=4x-43 | | 10x^2-36x+144=2704 | | -x/7-2/3=421 | | 2(y-4)/3=-3y | | 7x+56=5 | | 1/2-x=2/3 |

Equations solver categories