5y^3-9y^2-126y=0

Simple and best practice solution for 5y^3-9y^2-126y=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 5y^3-9y^2-126y=0 equation:


Simplifying
5y3 + -9y2 + -126y = 0

Reorder the terms:
-126y + -9y2 + 5y3 = 0

Solving
-126y + -9y2 + 5y3 = 0

Solving for variable 'y'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(-126 + -9y + 5y2) = 0

Factor a trinomial.
y((-21 + -5y)(6 + -1y)) = 0

Subproblem 1

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

Subproblem 2

Set the factor '(-21 + -5y)' equal to zero and attempt to solve: Simplifying -21 + -5y = 0 Solving -21 + -5y = 0 Move all terms containing y to the left, all other terms to the right. Add '21' to each side of the equation. -21 + 21 + -5y = 0 + 21 Combine like terms: -21 + 21 = 0 0 + -5y = 0 + 21 -5y = 0 + 21 Combine like terms: 0 + 21 = 21 -5y = 21 Divide each side by '-5'. y = -4.2 Simplifying y = -4.2

Subproblem 3

Set the factor '(6 + -1y)' equal to zero and attempt to solve: Simplifying 6 + -1y = 0 Solving 6 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1y = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1y = 0 + -6 -1y = 0 + -6 Combine like terms: 0 + -6 = -6 -1y = -6 Divide each side by '-1'. y = 6 Simplifying y = 6

Solution

y = {0, -4.2, 6}

See similar equations:

| -4X+(X-2)=-16+10 | | 11x+2y=28 | | 5+2n=39 | | x^6+4=16 | | -108=8y | | 3.8(1-3.9n)=55.67 | | x=-5x+18 | | X+3+5+2x-x=12 | | x=(x+6y)+6(3x-y) | | -4(3x-4)+5=-12x+21 | | 50a-41+15a=20a+86 | | 5+2n=33 | | 8M-1=7M-5 | | -27=p-6 | | 4(-x-3)=8 | | 0.1713x^3-557.43x+4074.8=0 | | 4(2u+4)-6u=-6 | | 13x+29=3x+189 | | 0+50*1+-60+-60*0+10= | | 50a-41+51a=-20a+86 | | t(2u+4)-6u=-6 | | 126-4x=23x+15 | | 2n^4+3n^3-27n^2=0 | | 15+8n=63 | | pv=k | | -2(x+3)=-22 | | 98a^4-224a^2+128= | | 7x+(x-1)=22 | | 4t(2u+4)-6u=-6 | | 4t-6u=-6 | | 106g-13=71 | | Z=2.31 |

Equations solver categories