20=-5(8a+4)

Simple and best practice solution for 20=-5(8a+4) 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 20=-5(8a+4) equation: 



20=-5(8a+4)

We move all terms to the left:

20-(-5(8a+4))=0



We calculate terms in parentheses: -(-5(8a+4)), so:

-5(8a+4)

We multiply parentheses

-40a-20

Back to the equation:

-(-40a-20)



We get rid of parentheses

40a+20+20=0

We add all the numbers together, and all the variables

40a+40=0

We move all terms containing a to the left, all other terms to the right

40a=-40

a=-40/40

a=-1

See similar equations:

| 3^x+3-3^X=78 | | 3^x+3-3^=78 | | x²+2x=174 | | 2·(x-10)=x | | Cx5=30 | | -7y+3+4y=-35 | | |2n+6|=16 | | x^2+3.9x-3.9=0 | | 3(4-7x)=6x-5 | | x2=1=48 | | 7x2=5x+14 | | 6+4m-1=2121 | | 0.5t+6=5 | | 3(2x+1)=5(2x-5 | | 0.5t+4=1 | | x+58=123 | | 3(m+5)=32 | | 8y+15=5y+6y-10 | | 18-2d=2 | | 4+8x-2=22 | | 1/2x=5/3x | | (1/2)x=(5/3)x | | 28+19u=-8+-15u | | 28+19u=8+-15u | | 3+.7x=4 | | 131=11-15h | | 9+2s=17 | | -37=5z+14 | | 12-(5x+7x)=7x+11x | | 6+4x-2=36 | | 6-2x=-15 | | -(14/2i)=0 |

Equations solver categories