6x^2+9x=-3

Simple and best practice solution for 6x^2+9x=-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+9x=-3 equation:


Simplifying
6x2 + 9x = -3

Reorder the terms:
9x + 6x2 = -3

Solving
9x + 6x2 = -3

Solving for variable 'x'.

Reorder the terms:
3 + 9x + 6x2 = -3 + 3

Combine like terms: -3 + 3 = 0
3 + 9x + 6x2 = 0

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

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

Ignore the factor 3.

Subproblem 1

Set the factor '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 2

Set the factor '(1 + 2x)' equal to zero and attempt to solve: Simplifying 1 + 2x = 0 Solving 1 + 2x = 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 + 2x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2x = 0 + -1 2x = 0 + -1 Combine like terms: 0 + -1 = -1 2x = -1 Divide each side by '2'. x = -0.5 Simplifying x = -0.5

Solution

x = {-1, -0.5}

See similar equations:

| 3(9-2y)+5y=20 | | y=2x^5-12x^3+10x | | 4+2d-4d= | | 6(10-3)=x | | 5=x/3+10 | | 3/5x=10-6/5 | | .2(x-3)=x+.6 | | (x-4)/2 | | -x/4=-3 | | 5x-11=4y | | 6=x/3 | | 12r+18(r+.22)=44.46 | | 2x+1+4x-3=4 | | (w+5)(w+5)=2(w^2)+16w+33 | | 5.5x+4=19 | | 8n+7= | | 5(3m+6)-9m=2m+100 | | -16x+(-6)=8 | | y=-2x^2+16x-16 | | -3(0.234-x)=3(8x-2)+4 | | 2c*10=24 | | (x-1)(x-3)(x-4)(x+5i)(x-5i)=0 | | 2/120=7/x | | 0.5x+45+x+2x=150 | | 18-t*20=-9 | | X/9-4=5 | | 7w-14=3w+14 | | 11=h/6+8 | | Y=4+2(x) | | 52=3*4+b*4 | | 9x-2(3x-0.124)=2x+0.965 | | Z/4-6=10 |

Equations solver categories