3n+12=9n

Simple and best practice solution for 3n+12=9n 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 3n+12=9n equation: 



3n+12=9n

We move all terms to the left:

3n+12-(9n)=0

We add all the numbers together, and all the variables

-6n+12=0

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

-6n=-12

n=-12/-6

n=+2

See similar equations:

| 2x÷10=15 | | 11x+32=3x | | 5x-3=0,5x-6 | | 0,5x-3=0,5x-6 | | -y=1.6 | | -k=-5 | | 18+4x+24-x=90 | | 80+2x=40+6x | | 14t-t=0 | | 81=w+8w | | 6y=-9y-60 | | 4f+f=60 | | 80+2x+40+6x=0 | | 11e-e=150 | | 5+2(3+2x)=+3(x+1) | | x/28=1/14 | | 5y+8=8y−13 | | 6−12x=9 | | x/17=29 | | -7w+3=-6w | | 25=40+4y | | 8(7-5h)=3(12h+1) | | n·n+14n+49=0 | | 5(2y+3)=4(3y−2) | | 41+7(3+x)=90 | | (V-1)(3v-4)=0 | | 9(x+3)=5{x-(7-x)} | | 3x-29+2x+14=90 | | 8^x=63 | | 3/4m=1+3m | | 20+40-3x=90 | | 12n-5n-3=81 |

Equations solver categories