(3x-9)(2x+8)(x+4)=0

Simple and best practice solution for (3x-9)(2x+8)(x+4)=0 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 (3x-9)(2x+8)(x+4)=0 equation: 


Simplifying
(3x + -9)(2x + 8)(x + 4) = 0

Reorder the terms:
(-9 + 3x)(2x + 8)(x + 4) = 0

Reorder the terms:
(-9 + 3x)(8 + 2x)(x + 4) = 0

Reorder the terms:
(-9 + 3x)(8 + 2x)(4 + x) = 0

Multiply (-9 + 3x) * (8 + 2x)
(-9(8 + 2x) + 3x * (8 + 2x))(4 + x) = 0
((8 * -9 + 2x * -9) + 3x * (8 + 2x))(4 + x) = 0
((-72 + -18x) + 3x * (8 + 2x))(4 + x) = 0
(-72 + -18x + (8 * 3x + 2x * 3x))(4 + x) = 0
(-72 + -18x + (24x + 6x2))(4 + x) = 0

Combine like terms: -18x + 24x = 6x
(-72 + 6x + 6x2)(4 + x) = 0

Multiply (-72 + 6x + 6x2) * (4 + x)
(-72(4 + x) + 6x * (4 + x) + 6x2 * (4 + x)) = 0
((4 * -72 + x * -72) + 6x * (4 + x) + 6x2 * (4 + x)) = 0
((-288 + -72x) + 6x * (4 + x) + 6x2 * (4 + x)) = 0
(-288 + -72x + (4 * 6x + x * 6x) + 6x2 * (4 + x)) = 0
(-288 + -72x + (24x + 6x2) + 6x2 * (4 + x)) = 0
(-288 + -72x + 24x + 6x2 + (4 * 6x2 + x * 6x2)) = 0
(-288 + -72x + 24x + 6x2 + (24x2 + 6x3)) = 0

Combine like terms: -72x + 24x = -48x
(-288 + -48x + 6x2 + 24x2 + 6x3) = 0

Combine like terms: 6x2 + 24x2 = 30x2
(-288 + -48x + 30x2 + 6x3) = 0

Solving
-288 + -48x + 30x2 + 6x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '6'.
6(-48 + -8x + 5x2 + x3) = 0

Ignore the factor 6.

Subproblem 1
Set the factor '(-48 + -8x + 5x2 + x3)' equal to zero and attempt to solve:

Simplifying
-48 + -8x + 5x2 + x3 = 0

Solving
-48 + -8x + 5x2 + x3 = 0

The solution to this equation could not be determined.

This subproblem is being ignored because a solution could not be determined.

The solution to this equation could not be determined.

See similar equations:

| 72x^5-27x^3+27x+63=0 | | (x-4x^2+7)-(5x^2+5x-3)= | | r+9=3r+5-6 | | 2(-3)+3y=9 | | 3x+3x+2y=100 | | -5x+1=x-5-4x | | x(2x+5)=42 | | 6x+2y=100 | | 1-2x=2x+6-5+8 | | (m+3m^3-4m^5)+(2m^3+5m^5-4)= | | -2(4v-3)+4v=6+2(6v-9) | | 29+.08k=46.12 | | 5x-2x=5+2x | | 9p^2-16=0 | | -45-12= | | 10+5y-2y+2-7y=37+y | | x^2=8x-12 | | 4-(70-7*3)= | | 2(0)+3y=9 | | (-3+4n^2)-(5-2n^3)= | | -4n+4=-5n+2 | | 3x^2+40x+20=10x-28 | | 7Z+16=8Z-6 | | 5-3n=n+1 | | (6x-5)+(4x^3-3x+4)= | | 2-2y=-6 | | 2x^2+32=16x | | 0-2y=-6 | | (-4x^3-8x^2+5x+9)-(6x^2+2x-4)= | | -2-2y=-6 | | 8a^2+38a+24=0 | | 0=6+2x |

Equations solver categories