2a(4a+5)=0

Simple and best practice solution for 2a(4a+5)=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 2a(4a+5)=0 equation:


Simplifying
2a(4a + 5) = 0

Reorder the terms:
2a(5 + 4a) = 0
(5 * 2a + 4a * 2a) = 0
(10a + 8a2) = 0

Solving
10a + 8a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '2a'.
2a(5 + 4a) = 0

Ignore the factor 2.

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 '(5 + 4a)' equal to zero and attempt to solve: Simplifying 5 + 4a = 0 Solving 5 + 4a = 0 Move all terms containing a to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 4a = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 4a = 0 + -5 4a = 0 + -5 Combine like terms: 0 + -5 = -5 4a = -5 Divide each side by '4'. a = -1.25 Simplifying a = -1.25

Solution

a = {0, -1.25}

See similar equations:

| x+5=y-2 | | -6(1+3v)=12 | | (X-4)=36 | | 9x^2+15x-20=0 | | -12=3(7-d) | | 2y-4=x+6 | | 1/3-5=13 | | -45+14n+n=0 | | 5x-5=9x+5 | | 9x+5=5x-5 | | Y=m(x-3)+6 | | (9y+11)+(6y+3)=119 | | 1/2(x/3-x/2)+1/9=1/2(1/2-x/3) | | (m-1)*x^2-6x=1 | | 3L+2W=1212 | | 1.2(b-12)=96 | | 4(3-3p)=-15p+27 | | (9x-3)(4x+7)=0 | | -(2)2-43= | | 7x/4-3x/8 | | (x+8)(x-2)=0 | | 5x+10x=1x | | 7+x=161 | | -288=-6a-6(-8+6a) | | 10x+9(4x-5)=227 | | 2-(-2x+1)-x-3/2=2x/3-5x-3/12+3x | | -288=-69-6(-8+69) | | 10y+5(6y-2)=270 | | 4(7x-15)=80 | | log(2)3x+2=1 | | 4(7x-15)=10 | | 40+30x=300 |

Equations solver categories