3x^4-8=40

Simple and best practice solution for 3x^4-8=40 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 3x^4-8=40 equation:


Simplifying
3x4 + -8 = 40

Reorder the terms:
-8 + 3x4 = 40

Solving
-8 + 3x4 = 40

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 3x4 = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 3x4 = 40 + 8
3x4 = 40 + 8

Combine like terms: 40 + 8 = 48
3x4 = 48

Divide each side by '3'.
x4 = 16

Simplifying
x4 = 16

Reorder the terms:
-16 + x4 = 16 + -16

Combine like terms: 16 + -16 = 0
-16 + x4 = 0

Factor a difference between two squares.
(4 + x2)(-4 + x2) = 0

Factor a difference between two squares.
(4 + x2)((2 + x)(-2 + x)) = 0

Subproblem 1

Set the factor '(4 + x2)' equal to zero and attempt to solve: Simplifying 4 + x2 = 0 Solving 4 + x2 = 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 + x2 = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x2 = 0 + -4 x2 = 0 + -4 Combine like terms: 0 + -4 = -4 x2 = -4 Simplifying x2 = -4 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(2 + x)' equal to zero and attempt to solve: Simplifying 2 + x = 0 Solving 2 + x = 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 + x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x = 0 + -2 x = 0 + -2 Combine like terms: 0 + -2 = -2 x = -2 Simplifying x = -2

Subproblem 3

Set the factor '(-2 + x)' equal to zero and attempt to solve: Simplifying -2 + x = 0 Solving -2 + x = 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 + x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + x = 0 + 2 x = 0 + 2 Combine like terms: 0 + 2 = 2 x = 2 Simplifying x = 2

Solution

x = {-2, 2}

See similar equations:

| 16x-16y=64 | | 1/9h=6 | | 3x^4=40 | | Z/6=4/5 | | 3x+2+x=14 | | 2/3x=1/5 | | x(x-3)=x-7 | | 2k^2=9k-9 | | 3+d=0 | | 0.04(4c-88)=-0.8(c-4) | | x+x-2/3=4 | | a+23=16 | | p=c+cn | | 3x+4-2x=11 | | x+144=4x-36 | | 4x+19=-37-3x | | 6x+4=-44 | | 15=2x-5x | | 8(Y-2)-4Y=-28 | | (5)-(-4)+2x=(2)+(-3) | | -16=-n-7n | | 6X+3(X+2)=-21 | | -2W+8(W-7)=-20 | | -5x-6=7 | | 5x-(-2)=(2)+7 | | 2x-22=x | | 2/5x-1/6+x=1/2 | | 4/3x=3000000 | | 5x-(2)-3x=x+7 | | 24+2x=x^2 | | 6+n=4*n | | 3x-4(4x+9)=-179 |

Equations solver categories