3n+2n-7=8

Simple and best practice solution for 3n+2n-7=8 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+2n-7=8 equation:


Simplifying
3n + 2n + -7 = 8

Reorder the terms:
-7 + 3n + 2n = 8

Combine like terms: 3n + 2n = 5n
-7 + 5n = 8

Solving
-7 + 5n = 8

Solving for variable 'n'.

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

Add '7' to each side of the equation.
-7 + 7 + 5n = 8 + 7

Combine like terms: -7 + 7 = 0
0 + 5n = 8 + 7
5n = 8 + 7

Combine like terms: 8 + 7 = 15
5n = 15

Divide each side by '5'.
n = 3

Simplifying
n = 3

See similar equations:

| 2x-10+65-1x=85 | | m+12=-18 | | -1.5t^2+36t+6=0 | | 20x-9-13x+2=17x-3-10x+11 | | 3g-8=-g | | (3a+6)=9(2a-4) | | 175+0.08x=125+.25x | | 2(3x+20)+2(5x)=360 | | 0.15y+0.03(y+6000)=1620 | | 13-4x=7(-2p+2) | | -1.5t*2+36t+6=0 | | 12x-4+120=36x-4 | | 20s+4=13s-1 | | x+0.18x=60 | | 90x=9000 | | 3x^2+-2=77 | | 3q-2=5q+10 | | 9x(3-4)=12x | | 18=3(m+4) | | 4x-11=2x+9 | | 6(g-8)-6(g-8)= | | 2x+15+125=180 | | x^3+x=19 | | 26x-17y=1 | | -2.5-(7.1-13)= | | 4-r=15 | | 5y-3y-13=26.86 | | 4/7y=8/9 | | -48=-x^2-8x | | 2(5x+45)+2(4x)=360 | | 2y-5z=72 | | 210x-550=10000 |

Equations solver categories