14x^3-7x^2-42x=0

Simple and best practice solution for 14x^3-7x^2-42x=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 14x^3-7x^2-42x=0 equation:


Simplifying
14x3 + -7x2 + -42x = 0

Reorder the terms:
-42x + -7x2 + 14x3 = 0

Solving
-42x + -7x2 + 14x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7x'.
7x(-6 + -1x + 2x2) = 0

Factor a trinomial.
7x((-3 + -2x)(2 + -1x)) = 0

Ignore the factor 7.

Subproblem 1

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

Subproblem 2

Set the factor '(-3 + -2x)' equal to zero and attempt to solve: Simplifying -3 + -2x = 0 Solving -3 + -2x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -2x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -2x = 0 + 3 -2x = 0 + 3 Combine like terms: 0 + 3 = 3 -2x = 3 Divide each side by '-2'. x = -1.5 Simplifying x = -1.5

Subproblem 3

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

Solution

x = {0, -1.5, 2}

See similar equations:

| 7(3-4x)=2(6-12x) | | (6x+1)(2x-6)=0 | | C=4/9(5-32) | | c=14b | | 4n+11+-7n=-13 | | 8q^2+q-7=0 | | V=1/3(25)(6.75) | | 27=18.75N | | 4x+5+2x-7= | | -12x^5-6x^3+10=0 | | 16+2y=14 | | 4n+11-7n=-11 | | 3/4f=12 | | A(n)=1+(n-1)(5) | | 6x-3x=1 | | 2n^2-n-8=0 | | 7(y+6)-3(y-8)=86 | | 5280=6f | | 2.5x+4-1=0.5x+16 | | 5=10-2P | | 2u^2+3u-8=0 | | -10(g-3)+4(g+4)=46 | | y=x-3/7forx | | 2x^2-10=4 | | 5=10-2Pf | | 8+7s-1=7s+23-4s | | x^2+16=65 | | 2u^2-3u+8=0 | | 8x^2-21xy+13y^2=0 | | 9(a+9)-6(a-6)=105 | | h/4=7=2 | | 7.02=0.104N |

Equations solver categories