3n+2(n-4)=n+15

Simple and best practice solution for 3n+2(n-4)=n+15 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+2(n-4)=n+15 equation:


Simplifying
3n + 2(n + -4) = n + 15

Reorder the terms:
3n + 2(-4 + n) = n + 15
3n + (-4 * 2 + n * 2) = n + 15
3n + (-8 + 2n) = n + 15

Reorder the terms:
-8 + 3n + 2n = n + 15

Combine like terms: 3n + 2n = 5n
-8 + 5n = n + 15

Reorder the terms:
-8 + 5n = 15 + n

Solving
-8 + 5n = 15 + n

Solving for variable 'n'.

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

Add '-1n' to each side of the equation.
-8 + 5n + -1n = 15 + n + -1n

Combine like terms: 5n + -1n = 4n
-8 + 4n = 15 + n + -1n

Combine like terms: n + -1n = 0
-8 + 4n = 15 + 0
-8 + 4n = 15

Add '8' to each side of the equation.
-8 + 8 + 4n = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 4n = 15 + 8
4n = 15 + 8

Combine like terms: 15 + 8 = 23
4n = 23

Divide each side by '4'.
n = 5.75

Simplifying
n = 5.75

See similar equations:

| -13m+21=-9m-7 | | y=3x+(2) | | 9x+30=7(x-2) | | 5x-10=2(x-20) | | 325=24t | | x/6-7=3 | | (3y/5x)(4x^4y^-2/2x^-3y^8)^3 | | 10x+25y=28 | | 2(n+1)=4(n-1) | | -w-12=-3w-22 | | -(x+1)=-2(x+10) | | 3(n-5)=2(n+2) | | 14/9x15/52x8/35 | | -1/100x+60 | | 14/9x15/52x88/35 | | 3x+23=12x+58 | | 4x-4=2x+9 | | (3x-1)/3=(2x+3)/4 | | 2(x+3)=x-1 | | 4.2z=4(.6z-1.2) | | -34+13x=-13x-34 | | -2/5x=1/5 | | 3y=-2x+12 | | 37=-2x+12 | | -8-(-21)= | | 2/3(4x-1)=3/4(2x-4) | | 8n-14=11n-5 | | -8-(-29)= | | 4n+7=6n+11 | | p+28=13 | | 2(e^6x-6)=12 | | 1/2(8-6h)=b |

Equations solver categories