3(n-12)=9

Simple and best practice solution for 3(n-12)=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 3(n-12)=9 equation: 


Simplifying
3(n + -12) = 9

Reorder the terms:
3(-12 + n) = 9
(-12 * 3 + n * 3) = 9
(-36 + 3n) = 9

Solving
-36 + 3n = 9

Solving for variable 'n'.

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

Add '36' to each side of the equation.
-36 + 36 + 3n = 9 + 36

Combine like terms: -36 + 36 = 0
0 + 3n = 9 + 36
3n = 9 + 36

Combine like terms: 9 + 36 = 45
3n = 45

Divide each side by '3'.
n = 15

Simplifying
n = 15

See similar equations:

| 4-x=4x-11 | | A=0.5xy | | -3(x-6)+9=27 | | fx=-5x^2+3x+2 | | 0.1k+1=1.1k+0.1 | | X^2+3x=41 | | 6(1+x)=5(x-2) | | 2(2x-1)-3=2x+5 | | -3(5+2x)-7=38 | | 7x+21=77 | | 2x+3y-4x-6y= | | x^2=51+14x | | 21/2e+10=4e+1 | | -84+10x=66 | | 11x+73=216 | | 54+9x=198 | | -7(k-5)-7k=7 | | 8x+18=98 | | -x+54=-82+7x | | x(4x-3)(x+9)= | | (5z+4)(9-z)=0 | | 118-12x=x-129 | | -83+7x=22 | | 6x^2-7xy-3y^2+9x-7y+4=0 | | 19=4x-10 | | m^4n^7= | | (3-v)(5v-2)=0 | | 3x-x+2x=4x | | -15+2x=8+x | | 7x-60+x^2= | | (8-z)(2z+7)=0 | | 500+-30x=150+20x |

Equations solver categories