12n-7=9n

Simple and best practice solution for 12n-7=9n 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 12n-7=9n equation:


Simplifying
12n + -7 = 9n

Reorder the terms:
-7 + 12n = 9n

Solving
-7 + 12n = 9n

Solving for variable 'n'.

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

Add '-9n' to each side of the equation.
-7 + 12n + -9n = 9n + -9n

Combine like terms: 12n + -9n = 3n
-7 + 3n = 9n + -9n

Combine like terms: 9n + -9n = 0
-7 + 3n = 0

Add '7' to each side of the equation.
-7 + 7 + 3n = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 3n = 0 + 7
3n = 0 + 7

Combine like terms: 0 + 7 = 7
3n = 7

Divide each side by '3'.
n = 2.333333333

Simplifying
n = 2.333333333

See similar equations:

| -y-18=-13 | | 3/4(4x+8)=5+3x | | 6x-3=12x | | 7x^2=-28 | | 0.04=X/0.5*X/0.5 | | -13+x=16 | | 11-5y=11-4y | | X^2+28x-3=0 | | 150/x=31-x | | -k=-3 | | 54+18m=180 | | 7d^2-6=17 | | 1/3*3.1459r^2(10)=120 | | 25n-9=216 | | 2(a+48)=30 | | 17x-21x=8 | | 20000x*e^-(x/3) | | 4e=14 | | x*exp(-0.1x)=1 | | 4m+4.75=38.75 | | 9/5*42 | | (3x^3-2x-7)(9x^2+8x+6)=0 | | tan(0.5x)=z*tan(x) | | 24x^2+12x-7=0 | | y=8/3X | | (3b*4b*3b*b*b*4b)2=864 | | 4-4,5y=2y-2/3(8y-10) | | -2x-9(1)=-25 | | 5n/2(n-1)=-3/7n | | 7y+3x=360 | | 11m=-28+4m | | (1/6)(x+2)=2x-5(4-x)-7 |

Equations solver categories