8b^3-2b=

Simple and best practice solution for 8b^3-2b= 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 8b^3-2b= equation:


Simplifying
8b3 + -2b = 0

Reorder the terms:
-2b + 8b3 = 0

Solving
-2b + 8b3 = 0

Solving for variable 'b'.

Factor out the Greatest Common Factor (GCF), '2b'.
2b(-1 + 4b2) = 0

Factor a difference between two squares.
2b((1 + 2b)(-1 + 2b)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'b' equal to zero and attempt to solve: Simplifying b = 0 Solving b = 0 Move all terms containing b to the left, all other terms to the right. Simplifying b = 0

Subproblem 2

Set the factor '(1 + 2b)' equal to zero and attempt to solve: Simplifying 1 + 2b = 0 Solving 1 + 2b = 0 Move all terms containing b to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 2b = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 2b = 0 + -1 2b = 0 + -1 Combine like terms: 0 + -1 = -1 2b = -1 Divide each side by '2'. b = -0.5 Simplifying b = -0.5

Subproblem 3

Set the factor '(-1 + 2b)' equal to zero and attempt to solve: Simplifying -1 + 2b = 0 Solving -1 + 2b = 0 Move all terms containing b to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + 2b = 0 + 1 Combine like terms: -1 + 1 = 0 0 + 2b = 0 + 1 2b = 0 + 1 Combine like terms: 0 + 1 = 1 2b = 1 Divide each side by '2'. b = 0.5 Simplifying b = 0.5

Solution

b = {0, -0.5, 0.5}

See similar equations:

| 3x-2x/x=7x | | x-91=17 | | -2(x-7)+4x=6 | | U-9=6 | | 4+11d=48 | | -7(-2e)+1=5 | | 7x^2-36x=-5 | | sin(2x)-tanx=0 | | 17-(6+3)=-16 | | -74=x-37 | | c/9-3=0 | | 12x^2+18x=-6 | | (x^2)/((2-2x)^2)=8.8 | | 5x=(x+24) | | .2x+95=x | | m/3-2=26 | | 17-(16+3)=-16 | | 77=47+5x | | y=1/2sin2x | | 4-9x=11/2 | | 3x=5m-2a | | -5+(15m+1)=2(7m-16)-m | | 12x^2+25x=-12 | | 178=5x+8 | | -7.2m=12.24 | | m/3-5=35 | | 12x^2+25x=12 | | 20x^2=16x | | 100+(20n)=460 | | -2sin^2x-sinx-1=0 | | 3x+19.75=56.50 | | 9x+9=243 |

Equations solver categories