21-3n=18

Simple and best practice solution for 21-3n=18 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 21-3n=18 equation:


21-3n=18

We simplify the equation to the form, which is simple to understand 
21-3n=18

We move all terms containing n to the left and all other terms to the right. 
-3n=+18-21

We simplify left and right side of the equation. 
-3n=-3

We divide both sides of the equation by -3 to get n. 
n=1

See similar equations:

| x^4+13y^2+36= | | g/2+9=11 | | 4x^2+47x+70= | | x+2x+6+5x-2=180 | | 2j+7=17 | | -1.2x=-360 | | 3k^2+4k-4=0 | | 5/3=15 | | u/3-1=3 | | (3x^2-12)*(2x+4)=0 | | 26=21-2c | | 3(b+-2)+8=14 | | -6x-11+10x=9+2x | | 9=3+2j | | 4x*2-8=56 | | 58.5r+23.53=2.49 | | 12x+9/x=-9 | | m/3+11=14 | | X*2=96 | | 0+50.1-60-60.0+10= | | 4x*2=121 | | 1+2j=7 | | 8(t+2)-3(t+4)=6(t+7)+8 | | xy-3x+3y=60 | | X*2=196 | | 57.1r+23.82=2.24 | | xy-3x+3y=0 | | 9=2k+5 | | 6x-20=9x+2 | | 8q^2-5q=7q^2-8q+54 | | 20x^3+17x^2+26x+50=0 | | 15x-30=-180 |

Equations solver categories