15a^2+9a=0

Simple and best practice solution for 15a^2+9a=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 15a^2+9a=0 equation:


Simplifying
15a2 + 9a = 0

Reorder the terms:
9a + 15a2 = 0

Solving
9a + 15a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '3a'.
3a(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

Solution

a = {0, -0.6}

See similar equations:

| 5/7k=5/9 | | 7x-3=(x-2) | | y/2(3-z) | | 5t^2+20t-100=0 | | 2x-0.16666666666667=1.3333333333333x-0.5 | | 5+10x=95-x | | -22z=14 | | 98788889+7*11= | | 3n-(8-4n)= | | -5(6x-3)+2=-30x+17 | | 6(3x^2+6x)= | | -3-w=2sr+13 | | m=7/21x6/20 | | 4x+166=13x-5 | | -3s+6t=4 | | 8x^3+125y^3=0 | | X^2+x/5=0 | | 9=3x+6 | | 55x^2+21x-54=0 | | 193-4x=32x+21 | | 3-2x=0,4 | | 12-10x=23-17x | | ln(x^2-3x+3)=0 | | ln(x^2+3x+3)=0 | | 4x=-x | | -3(-1+6r)=14-r | | -8-7y+6-y= | | X^2+y^2+14x-12y+4=o | | 4x+(2-x)+3x=-2(x+1) | | x/14=24/21 | | 3w^2+22w=0 | | 16x+14y=274 |

Equations solver categories