(3a+6)(5a+10)=0

Simple and best practice solution for (3a+6)(5a+10)=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 (3a+6)(5a+10)=0 equation:


Simplifying
(3a + 6)(5a + 10) = 0

Reorder the terms:
(6 + 3a)(5a + 10) = 0

Reorder the terms:
(6 + 3a)(10 + 5a) = 0

Multiply (6 + 3a) * (10 + 5a)
(6(10 + 5a) + 3a * (10 + 5a)) = 0
((10 * 6 + 5a * 6) + 3a * (10 + 5a)) = 0
((60 + 30a) + 3a * (10 + 5a)) = 0
(60 + 30a + (10 * 3a + 5a * 3a)) = 0
(60 + 30a + (30a + 15a2)) = 0

Combine like terms: 30a + 30a = 60a
(60 + 60a + 15a2) = 0

Solving
60 + 60a + 15a2 = 0

Solving for variable 'a'.

Factor out the Greatest Common Factor (GCF), '15'.
15(4 + 4a + a2) = 0

Factor a trinomial.
15((2 + a)(2 + a)) = 0

Ignore the factor 15.

Subproblem 1

Set the factor '(2 + a)' equal to zero and attempt to solve: Simplifying 2 + a = 0 Solving 2 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + a = 0 + -2 Combine like terms: 2 + -2 = 0 0 + a = 0 + -2 a = 0 + -2 Combine like terms: 0 + -2 = -2 a = -2 Simplifying a = -2

Subproblem 2

Set the factor '(2 + a)' equal to zero and attempt to solve: Simplifying 2 + a = 0 Solving 2 + a = 0 Move all terms containing a to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + a = 0 + -2 Combine like terms: 2 + -2 = 0 0 + a = 0 + -2 a = 0 + -2 Combine like terms: 0 + -2 = -2 a = -2 Simplifying a = -2

Solution

a = {-2, -2}

See similar equations:

| 5+5x=35 | | 18x^2+24-10= | | 2x^2-16x-17=0 | | -7(5-y)=21 | | x-(20)+x(6)=55 | | -6x-5=-11 | | 12x-4y=8 | | x+30=80 | | 2t^2-11t+15=0 | | -4x+10=-14 | | 2x-6x=32 | | 2w^2+19w+45=0 | | y=-0.5(3)+4 | | p^2+2p=5 | | 3q+2=5q-6 | | y=-0.5(2)+4 | | 8x^2-15x-1=-7x | | r^2-2r=15 | | y^2+12y+21=10 | | 8x^2+200=0 | | 2x+(x)(x)-144=0 | | 8s=72 | | 12.25+10.50=22.75 | | y^2+12+21=10 | | 75=1.8c+32 | | x^2-14x+30=6 | | 0.25*49=q | | 9x^2-36= | | 2x+x^2-144=0 | | 22.75=10.50+0.25q | | -6x+1=-9x^2 | | c^3-512= |

Equations solver categories