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

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


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

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

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

Multiply (4 + x) * (-8 + 3x)
(4(-8 + 3x) + x(-8 + 3x)) = 0
((-8 * 4 + 3x * 4) + x(-8 + 3x)) = 0
((-32 + 12x) + x(-8 + 3x)) = 0
(-32 + 12x + (-8 * x + 3x * x)) = 0
(-32 + 12x + (-8x + 3x2)) = 0

Combine like terms: 12x + -8x = 4x
(-32 + 4x + 3x2) = 0

Solving
-32 + 4x + 3x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-4 + -1x)(8 + -3x) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(8 + -3x)' equal to zero and attempt to solve:

Simplifying
8 + -3x = 0

Solving
8 + -3x = 0

Move all terms containing x to the left, all other terms to the right.

Add '-8' to each side of the equation.
8 + -8 + -3x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -3x = 0 + -8
-3x = 0 + -8

Combine like terms: 0 + -8 = -8
-3x = -8

Divide each side by '-3'.
x = 2.666666667

Simplifying
x = 2.666666667
Solution
x = {-4, 2.666666667}

See similar equations:

| 9(y+5)= | | J/9-5=2 | | -8n=-104 | | 10x-2y=168 | | 8+-4s=1s+13 | | ax+3xy=b-c | | 3x+2(4-0.5)=6 | | 22+11.50n=218-13n | | 12/4x-2 | | 73.5=7(m+3.8) | | -9-6p+8=-6p-1 | | -6y+16=3y-10 | | x-2x+3x=1-2+3 | | 7x+-1=46 | | -9=3x/4 | | 9x+6-3x=30 | | 12x+7=10x+8 | | 2x^3-3x^2-45x-54=0By(3+x) | | -9x=3x+6x-9 | | 6x+6+28=9x+7 | | -3(w+7)=3w-45 | | 2(x+3)=5x+2-3x+4 | | -4.4+8.8(3.5x-8.1)= | | x/20=21 | | 4x^2+36x-5=0 | | 4/5x-14=42 | | 4u-2=-18 | | 3v^4-3u^4v^4=0 | | 5x+3=3x-8 | | 73.5=(m+3.8) | | x(x+10)=720 | | 2x^3-3x^2-45x-54=0 |

Equations solver categories