-21-8n=-3(7-8n)

Simple and best practice solution for -21-8n=-3(7-8n) 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 -21-8n=-3(7-8n) equation: 



-21-8n=-3(7-8n)

We move all terms to the left:

-21-8n-(-3(7-8n))=0

We add all the numbers together, and all the variables

-8n-(-3(-8n+7))-21=0



We calculate terms in parentheses: -(-3(-8n+7)), so:

-3(-8n+7)

We multiply parentheses

24n-21

Back to the equation:

-(24n-21)



We get rid of parentheses

-8n-24n+21-21=0

We add all the numbers together, and all the variables

-32n=0

n=0/-32

n=0

See similar equations:

| -5/6s=-6 | | 2(x+4)x6=4 | | -4/5m=40 | | x-0.25x=1100 | | 22=-5/8w | | 1.4=x/2.8 | | 0.82-0.6w=1.27 | | 57=4y-23 | | -9-b=-3 | | -18=-1/2n | | 1.9=t/3.7 | | A=11+4b | | -64=9/8z | | -1/4y-3=-9 | | -10=3/4x | | -32=10x+18 | | n=18n-10 | | -3i^2-4i=0 | | 13=8+p | | 10^2x=43 | | 2+r=6+6r | | 10^4x=43,000 | | 8(y+1)=16 | | 0.35(x+4)=0.26(x-6) | | 10d+9=19 | | 10^1x=4.3 | | 10^3x=430 | | -7x-3=2x-4 | | -50n=200 | | 978=p+70 | | 4(x4)=4 | | f+24/7=8 |

Equations solver categories