15-3n=21

Simple and best practice solution for 15-3n=21 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 15-3n=21 equation: 



15-3n=21

We move all terms to the left:

15-3n-(21)=0

We add all the numbers together, and all the variables

-3n-6=0

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

-3n=6

n=6/-3

n=-2

See similar equations:

| 2/9x+11=4/9x-3 | | 18x^2+32=0 | | -7(1-6v)=161 | | 10x^2-500=0 | | 5(2x-4)=50 | | 12*k=-13 | | -6y=23 | | 9^5x+2=282 | | 3=-6+r | | 6-3k+3=-15 | | -2+5u=-32 | | -7=2-2k+3 | | 2=v-3-3 | | (3y-2)=(y+4) | | -3p+2(5p-2)=-73 | | 1=1+2n+7n | | (2+5y)+y=8 | | -6-6p=108 | | -5=-3-4v+5v | | 3n/6=2 | | 4x+1=17+2x | | 6-4×=-x.4 | | 16k^2-92k+54=-6 | | 6r•4=4•6r | | x+(x-10)=36 | | 3x+18=53−2x | | 3/4y-6=-45 | | -1/2x-2=11 | | 6+x=2x-2 | | 3x+18=23−2x | | 10x+3=7x+21 | | 80=-5(k+3)-25 |

Equations solver categories