3n-(9+5n)=18

Simple and best practice solution for 3n-(9+5n)=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-(9+5n)=18 equation:


Simplifying
3n + -1(9 + 5n) = 18
3n + (9 * -1 + 5n * -1) = 18
3n + (-9 + -5n) = 18

Reorder the terms:
-9 + 3n + -5n = 18

Combine like terms: 3n + -5n = -2n
-9 + -2n = 18

Solving
-9 + -2n = 18

Solving for variable 'n'.

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

Add '9' to each side of the equation.
-9 + 9 + -2n = 18 + 9

Combine like terms: -9 + 9 = 0
0 + -2n = 18 + 9
-2n = 18 + 9

Combine like terms: 18 + 9 = 27
-2n = 27

Divide each side by '-2'.
n = -13.5

Simplifying
n = -13.5

See similar equations:

| 8x-17=31 | | 3r-2r= | | 20-2x=60 | | 63x+6=6 | | .25x^2+.666x-.5=0 | | 3(3-c)+8c=27-4 | | 8x+4(4x-3)=4(6x-4)-4 | | 14-7.3v=3.2v-13.3v | | 16+6x-x^2= | | 5A+2=32 | | 3x+7+4(x-13)=18 | | 2.5g-g=3+1.5g | | -3p+2-7+9+p-4= | | 9x-3(x-2)=6x+3 | | 2r+r= | | (17x-3)+175=17x+8 | | x+24=30 | | 9=-14x^2+9 | | |3x|=18 | | (3x+11)+110=16x+4 | | 24x^2-30= | | .875-.3n=.5n-.75 | | 10x-2.66-4x=6x | | 6(4x-2)=2(12X+8) | | 10x-(2.66)-4x=6x | | 11+4c= | | x^2+3x^2-10x=0 | | -4(3+x)+2=4(x+3) | | 2x-6=8x+18 | | .875-.3(n)=.5(n)-.75 | | 2x^3-18x-7x^2+63=0 | | -9+6p= |

Equations solver categories