3[2n-7]=9

Simple and best practice solution for 3[2n-7]=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[2n-7]=9 equation: 


Simplifying
3[2n + -7] = 9

Reorder the terms:
3[-7 + 2n] = 9
[-7 * 3 + 2n * 3] = 9
[-21 + 6n] = 9

Solving
-21 + 6n = 9

Solving for variable 'n'.

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

Add '21' to each side of the equation.
-21 + 21 + 6n = 9 + 21

Combine like terms: -21 + 21 = 0
0 + 6n = 9 + 21
6n = 9 + 21

Combine like terms: 9 + 21 = 30
6n = 30

Divide each side by '6'.
n = 5

Simplifying
n = 5

See similar equations:

| 3(x-6.3)=6.9 | | 7+2(y-4)=14 | | 8x^2-5x-34=0 | | .99+.33t=33 | | logx=0.3 | | 0=5[k+9] | | 14x-6=7x+22 | | 3(2n+4)=61 | | 3k+7=7k+2 | | pq(p-5)+(p-5)= | | 2(x^2-8x)+3=-21 | | vf=0+10*0.05 | | -2(w-7)+10w=43 | | -8-4y=-8 | | 2[n-7]+3=9 | | 2y-7x=45 | | 16=2(4x+5) | | 2(-4n-13)=37+13h | | 3-3x=-4+2x | | 2(+7)=36 | | 15(2x+5)-10=5 | | m^2+6m=-7 | | 23-8x=36 | | -1x-4=-20 | | -5-10y=50 | | 4x^2+12x+4y^2-16y-39=0 | | 10(20+x)=90 | | x(y)=512 | | -2(5.25+6.2m)=4(-3.1m+2.68) | | 8s-21=-63+s | | 6-8y=-24 | | 2a+3x-1=4 |

Equations solver categories