3n+-9=9

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


Simplifying
3n + -9 = 9

Reorder the terms:
-9 + 3n = 9

Solving
-9 + 3n = 9

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 = 9 + 9

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

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

Divide each side by '3'.
n = 6

Simplifying
n = 6

See similar equations:

| 3(x-2)=x+20 | | 0=2x^2+6x+11 | | 4+x=nx-2m | | 3n+9=9 | | 4b+b+b-20=180 | | 4w+3w+4w+3w=42 | | -22x-25-9x=237 | | (3x-5)-(4x+7)= | | -2+(-2)+(-2)+(-2)= | | 10+x=-7x+18 | | 4x^6-6x^5+14x^5-252x^4= | | 4w+3w+4w+3w=24 | | x+3y=180 | | 10x^2-23x-7=0 | | a=24-7(3) | | 5x+3-2x=0 | | 2x+4-x=3x-1 | | 3y+5=4y-12 | | x^2+.5x-3=0 | | 3(c-4)= | | G(x)=2x^2+6x+11 | | 3y+5=4y+12 | | 4w+3w+4w+3w= | | 3x-2(2x-5)=4 | | 4-20=-4 | | (x+16)/3=3x | | 5timesx-18-4timesx=-36 | | 6x+252=15x-9 | | 4+5x=3x-18 | | 2x-20=x-6 | | 3+4x=3x-1 | | 2.6=0.3x+0.4x |

Equations solver categories