75a^3+90a^2+27a=0

Simple and best practice solution for 75a^3+90a^2+27a=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 75a^3+90a^2+27a=0 equation:


Simplifying
75a3 + 90a2 + 27a = 0

Reorder the terms:
27a + 90a2 + 75a3 = 0

Solving
27a + 90a2 + 75a3 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '3a'.
3a(9 + 30a + 25a2) = 0

Factor a trinomial.
3a((3 + 5a)(3 + 5a)) = 0

Ignore the factor 3.

Subproblem 1

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

Subproblem 2

Set the factor '(3 + 5a)' equal to zero and attempt to solve: Simplifying 3 + 5a = 0 Solving 3 + 5a = 0 Move all terms containing a to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 5a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5a = 0 + -3 5a = 0 + -3 Combine like terms: 0 + -3 = -3 5a = -3 Divide each side by '5'. a = -0.6 Simplifying a = -0.6

Subproblem 3

Set the factor '(3 + 5a)' equal to zero and attempt to solve: Simplifying 3 + 5a = 0 Solving 3 + 5a = 0 Move all terms containing a to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + 5a = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 5a = 0 + -3 5a = 0 + -3 Combine like terms: 0 + -3 = -3 5a = -3 Divide each side by '5'. a = -0.6 Simplifying a = -0.6

Solution

a = {0, -0.6, -0.6}

See similar equations:

| w/3+18=21 | | 38.5=9/5(F-32) | | 5x=9x-15 | | k+23.7=23.7 | | 30x^2+5x-10=0 | | y=4x-4 | | F=9/5(38.5-32) | | X^2+10x+25=36 | | 2r^2+392=56r | | 6n-1=5n-7 | | 8x+24=12x | | 38.5=5/9(F-32) | | x^4-3x^2-8x^3=0 | | 6y=4y^2 | | 16x+280=8x^2 | | -6z-(2x+8)+10z= | | 12x^2-3x-1=0 | | 900x^2=625 | | 5x^2-9x-18=0 | | 41-8x-9=-6x-9-23 | | 1*9= | | ln(x-7)-ln(x+2)=ln(x-4)-ln(x+2) | | s-(-4s+2)=13 | | 10-4(l+7)=2(1-L) | | 2[3+2x+9]=28x+132 | | x^2+4x=15 | | l=10-2w | | 2x^2-7x+25=0 | | -7x+9=x+1 | | 18+w/8=74 | | 64t=12t^2+45 | | 7x-2(4x-6)= |

Equations solver categories