X^3+5x^2+4x=84

Simple and best practice solution for X^3+5x^2+4x=84 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^3+5x^2+4x=84 equation:


Simplifying
X3 + 5x2 + 4x = 84

Reorder the terms:
X3 + 4x + 5x2 = 84

Solving
X3 + 4x + 5x2 = 84

Solving for variable 'X'.

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

Add '-4x' to each side of the equation.
X3 + 4x + -4x + 5x2 = 84 + -4x

Combine like terms: 4x + -4x = 0
X3 + 0 + 5x2 = 84 + -4x
X3 + 5x2 = 84 + -4x

Add '-5x2' to each side of the equation.
X3 + 5x2 + -5x2 = 84 + -4x + -5x2

Combine like terms: 5x2 + -5x2 = 0
X3 + 0 = 84 + -4x + -5x2
X3 = 84 + -4x + -5x2

Simplifying
X3 = 84 + -4x + -5x2

Reorder the terms:
-84 + X3 + 4x + 5x2 = 84 + -4x + -5x2 + -84 + 4x + 5x2

Reorder the terms:
-84 + X3 + 4x + 5x2 = 84 + -84 + -4x + 4x + -5x2 + 5x2

Combine like terms: 84 + -84 = 0
-84 + X3 + 4x + 5x2 = 0 + -4x + 4x + -5x2 + 5x2
-84 + X3 + 4x + 5x2 = -4x + 4x + -5x2 + 5x2

Combine like terms: -4x + 4x = 0
-84 + X3 + 4x + 5x2 = 0 + -5x2 + 5x2
-84 + X3 + 4x + 5x2 = -5x2 + 5x2

Combine like terms: -5x2 + 5x2 = 0
-84 + X3 + 4x + 5x2 = 0

The solution to this equation could not be determined.

See similar equations:

| 5n^2-43n-18=0 | | -24m^2q-3mq+15q= | | -7+4y=-11 | | -(1-3x)+4x=15-x | | 9+4a=10 | | (13-2x)3=15 | | 5(0)+3y=12 | | 85/10y=9/x | | 4-5(8a+6)=-7a+9 | | 5(F-6)=-50 | | 3(-7)-5y=19 | | x^(3/2)=243 | | 2r^2+3t-20=0 | | .33+1=7 | | x^3/2=243 | | 35k-15=0 | | -4(n-3)=18+2n | | -18m^2q-3mq+10q= | | 0.125y-3=-10 | | 60x^2-80x^3=0eq | | 3x+2n=5 | | 15x+187=28y | | (U-10)*8=64 | | 2X*2-4=0 | | -1+5=39 | | x/15=3.3/5 | | 4.2*(-1/3)/(1/6)*(-10) | | 3(3+2x)=33 | | 19x+23y=195 | | X^2-2k-35=0 | | 7-4x=49 | | x/15=33/5 |

Equations solver categories