21n-18n=945

Simple and best practice solution for 21n-18n=945 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 21n-18n=945 equation: 


Simplifying
21n + -18n = 945

Combine like terms: 21n + -18n = 3n
3n = 945

Solving
3n = 945

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Divide each side by '3'.
n = 315

Simplifying
n = 315

See similar equations:

| x+(2x-40)=170 | | 6x+8=3x+6 | | 6.2a-2.9=1.4a+25.9 | | 6.2a-2.9=1.4a | | 3/5x-12=9 | | 3(4)-4=.4(y-5) | | y =52x+5 | | 4-2q+-9= | | J+.43=-2.5 | | 2x+12=6-4(x-3) | | 3(3)-4=.4(y-5) | | 9(3n-1)=(8n+5)+7 | | fx=6x+4 | | 1/3x^2=121 | | x+(2x-40)=140 | | 3(2)-4=.4(y-5) | | -7+5z=4z+1 | | 3x+4y-7z=11 | | 4(3x-6)-4=4(x-2)+44 | | 3x/5-12=-15 | | S/7=6 | | 3x-4=.4(y-5) | | r-0.6r=1500 | | 2y+7=9-14 | | 5+75=80 | | -106+8x=146-x | | 6m+9=3m+53 | | x+4x+90=180 | | 9x+9+5x+45=180 | | 216-7x=29x+20 | | 11-5xa=24 | | 2y-4=12y+16 |

Equations solver categories