9+3n=42

Simple and best practice solution for 9+3n=42 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 9+3n=42 equation: 


Simplifying
9 + 3n = 42

Solving
9 + 3n = 42

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 = 42 + -9

Combine like terms: 9 + -9 = 0
0 + 3n = 42 + -9
3n = 42 + -9

Combine like terms: 42 + -9 = 33
3n = 33

Divide each side by '3'.
n = 11

Simplifying
n = 11

See similar equations:

| 8x-5=65 | | 2x^4+5x^3+3x^2-x-1=0 | | log[4](2x+3)=log[4](x+3) | | S-3=39 | | 2x^4+5x^3+3x^2-x-1= | | 3x^2-19x+40=0 | | -3z+5=38 | | 12b^2+13b-35=0 | | 4x^2+43x+108=0 | | 24-8y=40 | | 8y-7=3y+13 | | 4x^2+29x-60=0 | | (h-3)+4=5 | | -6x-(-4x)=-2 | | 20b^2+17b-63=0 | | 5x-1(14-7x)=-9 | | 36x^2+0x-289=0 | | 42=6(2m-5) | | 8x^2+25x+19=0 | | .25(7+3m)=-1.25m | | 1x^2-40x+100=0 | | 2b^2-6b=0 | | 12x^3+4X^2+3x+1=0 | | 3v^2+10v+8=0 | | 3=2x^2+5x | | 2(x-8)=-28 | | 57-2x=25x+4 | | -6a=-66 | | 9m=-3 | | y=2x^2+12x+1 | | 4x^2+33x+340=0 | | 5p+5p=5p+5p |

Equations solver categories