-2x^3=2x^2-40x

Simple and best practice solution for -2x^3=2x^2-40x 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 -2x^3=2x^2-40x equation: 


Simplifying
-2x3 = 2x2 + -40x

Reorder the terms:
-2x3 = -40x + 2x2

Solving
-2x3 = -40x + 2x2

Solving for variable 'x'.

Reorder the terms:
40x + -2x2 + -2x3 = -40x + 2x2 + 40x + -2x2

Reorder the terms:
40x + -2x2 + -2x3 = -40x + 40x + 2x2 + -2x2

Combine like terms: -40x + 40x = 0
40x + -2x2 + -2x3 = 0 + 2x2 + -2x2
40x + -2x2 + -2x3 = 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
40x + -2x2 + -2x3 = 0

Factor out the Greatest Common Factor (GCF), '2x'.
2x(20 + -1x + -1x2) = 0

Factor a trinomial.
2x((4 + -1x)(5 + x)) = 0

Ignore the factor 2.

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 '(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 3
Set the factor '(5 + x)' equal to zero and attempt to solve:

Simplifying
5 + x = 0

Solving
5 + x = 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 + x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + x = 0 + -5
x = 0 + -5

Combine like terms: 0 + -5 = -5
x = -5

Simplifying
x = -5
Solution
x = {0, 4, -5}

See similar equations:

| 4x-3x=-3 | | 5x+20x=50 | | -2x^3=2x^529-53140xrays | | 69-(3x+10)=3(x+8)+x | | 69-(3x+10)=3(x-8)+x | | 7a+6b= | | (X+2)-(x+1)=2(x-3) | | -x^2-12=x^2-20 | | 2(3+5*x)-2=54 | | x^2-125x+2500=0 | | 2(3+5*4.1)-2= | | 2(3+5*4.1)-2=45 | | x-7.8=3.3 | | X+(-28)=-96 | | -15=y-(-28) | | 3/2x-5/6+x=1/2x+2/3 | | 2(3+5x)-2=45 | | 2(-x+2)=13 | | (5x-2)=3 | | x+.15x=40000 | | 2x^2=31 | | 2.1x-5.36=1.68-6.7x | | 6y-3(y-3)+3= | | 3(3+5m)=54 | | 10(h+1)=3(2h+4)-2(2h+1) | | -(3xy-9)+2(3xy+8)= | | (v+9)/.3=8 | | x-5/5+10 | | 64=(r+2) | | 3x+15=4x+5 | | 3t-(2t+6)=t+6 | | 4k^2-28k=-48 |

Equations solver categories