3n-8n+7=-18

Simple and best practice solution for 3n-8n+7=-18 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-8n+7=-18 equation:


Simplifying
3n + -8n + 7 = -18

Reorder the terms:
7 + 3n + -8n = -18

Combine like terms: 3n + -8n = -5n
7 + -5n = -18

Solving
7 + -5n = -18

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 = -18 + -7

Combine like terms: 7 + -7 = 0
0 + -5n = -18 + -7
-5n = -18 + -7

Combine like terms: -18 + -7 = -25
-5n = -25

Divide each side by '-5'.
n = 5

Simplifying
n = 5

See similar equations:

| -3.2x-3.0=2.4 | | 4x+10=4x-19 | | V=3.14(16)(8) | | -86(6+5x)-3x=-5 | | 6x+7=9x-11 | | 8.36x+66.88=133.76 | | 5r+7=42 | | 2x-1+8x-9=90 | | 2x-4(x-2)=-3+5x-10 | | (x+4)(2x-3)= | | 6x-13y=0 | | 10x-3=9x+6 | | 2y+9=5y-24 | | 6=30a | | (x+2)(2x-6)= | | 1x+3=5x-6 | | (x-3)(2x+4)= | | 3a+4c-a-5c= | | 11=-4m-5 | | 2(2a+3)=38 | | 672=6n | | 1-6k+8k=-1 | | 4x-11+2x=6+6x-17 | | 8(b-2)+3=6b-3 | | 12-7K=18-5K | | 4h+7=19 | | 7n-25=4n+5 | | 11=5+3u | | 23-21x=232 | | 2x+1-2-x=2-2x | | 25x^2-48+191=0 | | 5x-18=4x-3 |

Equations solver categories