3n+9n=28

Simple and best practice solution for 3n+9n=28 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+9n=28 equation: 


Simplifying
3n + 9n = 28

Combine like terms: 3n + 9n = 12n
12n = 28

Solving
12n = 28

Solving for variable 'n'.

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

Divide each side by '12'.
n = 2.333333333

Simplifying
n = 2.333333333

See similar equations:

| ax-3x=4 | | N=28-3 | | -v+5+6v=1+5v+3 | | 3p+6=11p-1 | | 7777=8 | | 1+4y=17 | | 2(x-7)=6(-9) | | 6q-26=50-1/3q | | 32x^3+36x^2-4=0 | | 933=(10x-150)*ln(2x-29) | | 2x/12x^2 | | 9(x-7)=2(5x+7) | | -2sin[3(x-180/4)] | | x^2+2y^2=99 | | x^3-12x+10=10-3x | | 15x+7y=25 | | x/4-4x/7=2 | | .5(a+6)3=15 | | D=4.9xt | | -0.6+5.7=h | | D=4.9t | | 12x+14y=48 | | 378=0.5*B*54 | | -10+5y=-2 | | 6j+3=0 | | 6a+7-a=-8 | | fx=-8ln(2x) | | 4s+37=141 | | 2/y=6/10 | | (a-1)x+(b-1)y=0 | | (8k-7)(k+1)=0 | | A/12=5/6 |

Equations solver categories