3n+9=-18

Simple and best practice solution for 3n+9=-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 3n+9=-18 equation: 


Simplifying
3n + 9 = -18

Reorder the terms:
9 + 3n = -18

Solving
9 + 3n = -18

Solving for variable 'n'.

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

Add '-9' to each side of the equation.
9 + -9 + 3n = -18 + -9

Combine like terms: 9 + -9 = 0
0 + 3n = -18 + -9
3n = -18 + -9

Combine like terms: -18 + -9 = -27
3n = -27

Divide each side by '3'.
n = -9

Simplifying
n = -9

See similar equations:

| [-2y+6]=6 | | 2(6+3n)-4= | | 3q=7 | | 2x+3+2=5x-3 | | 4(1+4R)=84 | | K+1=-227 | | 10a+1=31 | | 5y-6=2x+3 | | 64/5/h=1/6 | | [1/2x+5]=-3 | | 25x=(x+8) | | 6/4/5/h=1/6 | | -10=2.2x-1.2 | | 5x+130=3x-98 | | [6y-7]=-1 | | 8=1.1x-3 | | 3x+14+130=180 | | -.01x^2+1.2x-5.8=22 | | 7(2+2x)=-4(-x-10) | | 2(x+1)+1.75=6.25 | | 16y+3y=44 | | 7x^2-101x+130=0 | | -8=1.5x+4 | | 2x+-10+79=180 | | 2q-17q+7-8= | | -7(2x+12)=162 | | -18=4n+2 | | 46=5x-4 | | -8/5=2/5(1)-2 | | [4t-8]=20 | | 5s^2t^3+30s^2t^2+45s^2t= | | x^3-16x^2+63x= |

Equations solver categories