X^4-13x^3+39x^2-13x-42=0

Simple and best practice solution for X^4-13x^3+39x^2-13x-42=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^4-13x^3+39x^2-13x-42=0 equation:


Simplifying
X4 + -13x3 + 39x2 + -13x + -42 = 0

Reorder the terms:
-42 + X4 + -13x + 39x2 + -13x3 = 0

Solving
-42 + X4 + -13x + 39x2 + -13x3 = 0

Solving for variable 'X'.

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

Add '42' to each side of the equation.
-42 + X4 + -13x + 39x2 + 42 + -13x3 = 0 + 42

Reorder the terms:
-42 + 42 + X4 + -13x + 39x2 + -13x3 = 0 + 42

Combine like terms: -42 + 42 = 0
0 + X4 + -13x + 39x2 + -13x3 = 0 + 42
X4 + -13x + 39x2 + -13x3 = 0 + 42

Combine like terms: 0 + 42 = 42
X4 + -13x + 39x2 + -13x3 = 42

Add '13x' to each side of the equation.
X4 + -13x + 39x2 + 13x + -13x3 = 42 + 13x

Reorder the terms:
X4 + -13x + 13x + 39x2 + -13x3 = 42 + 13x

Combine like terms: -13x + 13x = 0
X4 + 0 + 39x2 + -13x3 = 42 + 13x
X4 + 39x2 + -13x3 = 42 + 13x

Add '-39x2' to each side of the equation.
X4 + 39x2 + -39x2 + -13x3 = 42 + 13x + -39x2

Combine like terms: 39x2 + -39x2 = 0
X4 + 0 + -13x3 = 42 + 13x + -39x2
X4 + -13x3 = 42 + 13x + -39x2

Add '13x3' to each side of the equation.
X4 + -13x3 + 13x3 = 42 + 13x + -39x2 + 13x3

Combine like terms: -13x3 + 13x3 = 0
X4 + 0 = 42 + 13x + -39x2 + 13x3
X4 = 42 + 13x + -39x2 + 13x3

Simplifying
X4 = 42 + 13x + -39x2 + 13x3

Reorder the terms:
-42 + X4 + -13x + 39x2 + -13x3 = 42 + 13x + -39x2 + 13x3 + -42 + -13x + 39x2 + -13x3

Reorder the terms:
-42 + X4 + -13x + 39x2 + -13x3 = 42 + -42 + 13x + -13x + -39x2 + 39x2 + 13x3 + -13x3

Combine like terms: 42 + -42 = 0
-42 + X4 + -13x + 39x2 + -13x3 = 0 + 13x + -13x + -39x2 + 39x2 + 13x3 + -13x3
-42 + X4 + -13x + 39x2 + -13x3 = 13x + -13x + -39x2 + 39x2 + 13x3 + -13x3

Combine like terms: 13x + -13x = 0
-42 + X4 + -13x + 39x2 + -13x3 = 0 + -39x2 + 39x2 + 13x3 + -13x3
-42 + X4 + -13x + 39x2 + -13x3 = -39x2 + 39x2 + 13x3 + -13x3

Combine like terms: -39x2 + 39x2 = 0
-42 + X4 + -13x + 39x2 + -13x3 = 0 + 13x3 + -13x3
-42 + X4 + -13x + 39x2 + -13x3 = 13x3 + -13x3

Combine like terms: 13x3 + -13x3 = 0
-42 + X4 + -13x + 39x2 + -13x3 = 0

The solution to this equation could not be determined.

See similar equations:

| 15x-45=2.5x | | 5w+9=2w-15 | | 8x+3y=208 | | 6pi=d | | 2x-10=-3-8+12x | | 2x^2+4x=11 | | X^2+y^2=xy+1 | | 3x+28+5x+52=2x-10 | | 10x^2+20x=100 | | X^2+2xy=0 | | (9x+4)-2x=(2x+8)-2x | | 20+3x+4=27 | | 4x-30=8+9 | | 3/2xx4/5 | | (x-5)+(4x-5)= | | t/4-8=14 | | 3(3x+11)-x=8x-22 | | 3(n-5)+9=30 | | X^3+7x^2+10x-20=0 | | 1.5+-3.5=1-4y | | 15=n!/4!(n-4)! | | (729^2/3)=81 | | 729^2/3=81 | | -9x=4-4x+6 | | 10v+40-4v=6v+6-15 | | 4a+10a= | | H/6-1=6 | | 3x+13+7x=93 | | 2(y-5)=8 | | 7s^2+112s+64=0 | | -11-5y=6(5y+4) | | -5=-8p+9+9p |

Equations solver categories