6x^2-12x-51=-3

Simple and best practice solution for 6x^2-12x-51=-3 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 6x^2-12x-51=-3 equation:


Simplifying
6x2 + -12x + -51 = -3

Reorder the terms:
-51 + -12x + 6x2 = -3

Solving
-51 + -12x + 6x2 = -3

Solving for variable 'x'.

Reorder the terms:
-51 + 3 + -12x + 6x2 = -3 + 3

Combine like terms: -51 + 3 = -48
-48 + -12x + 6x2 = -3 + 3

Combine like terms: -3 + 3 = 0
-48 + -12x + 6x2 = 0

Factor out the Greatest Common Factor (GCF), '6'.
6(-8 + -2x + x2) = 0

Factor a trinomial.
6((-2 + -1x)(4 + -1x)) = 0

Ignore the factor 6.

Subproblem 1

Set the factor '(-2 + -1x)' equal to zero and attempt to solve: Simplifying -2 + -1x = 0 Solving -2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1x = 0 + 2 -1x = 0 + 2 Combine like terms: 0 + 2 = 2 -1x = 2 Divide each side by '-1'. x = -2 Simplifying x = -2

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 = {-2, 4}

See similar equations:

| t+12=24 | | -4ln(x)+2x+6=0 | | 3tanx-5=4 | | 5k^2+12k+4= | | cos^2x+4cosx-5=0 | | 1000000/5-100000*3/30/2-470 | | 4x^2+6x-28=0 | | 10x^2-15x-70=0 | | 4x^2-30x+54=0 | | 12x^2-116x+224=0 | | 15x^2-25x-40=0 | | 25x^2+180x+180=0 | | X=3-31/30 | | 21x^2-153x-120=0 | | 25a^2+20a-60=0 | | 4/5*25/8 | | 15/4*8/3 | | 7x=-2+3y | | 3/2*13/6 | | Xsquared+2x=13 | | 9x+15=3x+159 | | log[4]1.5= | | 10x=x+2 | | 8x-9=11x-18 | | 5/3*3/8 | | 8x^2-16x-44=0 | | 5/6*12/35 | | 1/4(y-8)=20 | | 7a-3(a-2)=18 | | 8m^2-16m+3=3 | | 3(2-3x)=2x-27 | | 9(b+5)-3=78 |

Equations solver categories