-9=12-n

Simple and best practice solution for -9=12-n 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 -9=12-n equation: 



-9=12-n

We move all terms to the left:

-9-(12-n)=0

We add all the numbers together, and all the variables

-(-1n+12)-9=0

We get rid of parentheses

1n-12-9=0

We add all the numbers together, and all the variables

n-21=0

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

n=21

See similar equations:

| 3u+8=4u | | 7x+0.5(6x-18)=4x+10(0.5x-1) | | 14+3a=5a-4 | | 6561=1+(n-1)*3 | | -7y+7=-6y+1 | | 25.23=5g+3.53 | | 14x2+14x=0 | | 8c+5=9c | | -9p+7=-8p | | 2(2+-3)=6(r+2) | | 19w-20=19+4w+18w | | 2(x+5)-2=3x-2x+10 | | 3/8x-4=1/8x-8 | | -3/1m+1=-7 | | 19+-0.5y+y=20 | | 5x-15=-13+7x | | 2z+2+3z=114 | | -6x-9=5 | | n-20=-41 | | 3d-12=6 | | -3x32=5 | | 2-2(x-9)=20 | | x-3/6=4 | | -2(h-9)=-20 | | 4(x+10/5=2x-4 | | 6(x+3)-4x=-7(5x+8) | | -6z=8-8z | | 2=3-c | | 9x(2+7)=(x2)+(x7) | | 5-6v=-5v | | a/2+13=9 | | 3s+2=s+5 |

Equations solver categories