12=9-n

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


Simplifying
12 = 9 + -1n

Solving
12 = 9 + -1n

Solving for variable 'n'.

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

Add 'n' to each side of the equation.
12 + n = 9 + -1n + n

Combine like terms: -1n + n = 0
12 + n = 9 + 0
12 + n = 9

Add '-12' to each side of the equation.
12 + -12 + n = 9 + -12

Combine like terms: 12 + -12 = 0
0 + n = 9 + -12
n = 9 + -12

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

Simplifying
n = -3

See similar equations:

| 4x^4-16x^3+27=0 | | (8x+1)(x+6)=0 | | 21-x=6 | | (2,y)(-8,4)1/5 | | 0.33t^2+96t-800=0 | | 4.32=x^5 | | y[n]=0.5y[n-1]+x[n] | | X^2-406=0 | | 5x-3=x+37-4x | | 12+6x-8x=20 | | x+(2x)+(x+10)+(3x)=360 | | 1/4x2/5x=39 | | 2x+3x+35=180 | | 91-5x=2x | | -12x+40+16x=812 | | 8x-20=6x+9 | | 4(2-x)=-7x+11 | | Log(4x-5)=Log(2x+7) | | 35/30=N/6 | | -x+3(7)=23 | | 4a+2b+4c=40 | | 4(x+5)+(x-3)=5-x | | 10+32=216-2a | | Log(5x+13)=1 | | 6a+8b=40 | | 6a+8b-40=0 | | 10/5a=2 | | 2x-100=135-3x | | F(x)=x^4+2x^3+x^2-4 | | 2(w-9)=9w-32 | | 90/125 | | 4/x-8=-2 |

Equations solver categories