12x^2+36x+15=

Simple and best practice solution for 12x^2+36x+15= 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 12x^2+36x+15= equation:


Simplifying
12x2 + 36x + 15 = 0

Reorder the terms:
15 + 36x + 12x2 = 0

Solving
15 + 36x + 12x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(5 + 12x + 4x2) = 0

Factor a trinomial.
3((5 + 2x)(1 + 2x)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(5 + 2x)' equal to zero and attempt to solve: Simplifying 5 + 2x = 0 Solving 5 + 2x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 2x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 2x = 0 + -5 2x = 0 + -5 Combine like terms: 0 + -5 = -5 2x = -5 Divide each side by '2'. x = -2.5 Simplifying x = -2.5

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 = {-2.5, -0.5}

See similar equations:

| -33-5x=3-x | | 4(250c)= | | 125a-8a^4=0 | | -5x+3=-33-x | | 4m^3+108= | | 3(x-6)+6=5(x+2)-6 | | (3v-2)(9-v)=0 | | 8x-2y=1 | | 4[x+3(6-x)]=4x+1 | | 5x-12=4x+8 | | 6x+8-9x=16-18x+15x-8 | | 5-3x=-x+1 | | 8n-8=7n+6-6 | | 5/3+4x=14 | | 1+1000y^3=0 | | 20b^2-17br-63r^2=0 | | 0.006(x+2)=0.007+0.009 | | 3xy-x=12 | | -21=7h | | 5m-(2m+4)=5 | | -6y^2+11y-3=0 | | -18q+-q+5=-14 | | M^6+8m^3-20=0 | | 3(5m+1)=8m-m | | 5(5x-3)-6(4x-2)=12-15 | | 10-bv=-104 | | (4+3z)(5+4z)=0 | | 3(m+5)-10= | | -28+m=-55 | | -2.3-6z-3.9-4z=-9z+0.9 | | 5-3y= | | -30=d-12 |

Equations solver categories