3(n+7)+4(n-3)-2n=

Simple and best practice solution for 3(n+7)+4(n-3)-2n= 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(n+7)+4(n-3)-2n= equation:


Simplifying
3(n + 7) + 4(n + -3) + -2n = 0

Reorder the terms:
3(7 + n) + 4(n + -3) + -2n = 0
(7 * 3 + n * 3) + 4(n + -3) + -2n = 0
(21 + 3n) + 4(n + -3) + -2n = 0

Reorder the terms:
21 + 3n + 4(-3 + n) + -2n = 0
21 + 3n + (-3 * 4 + n * 4) + -2n = 0
21 + 3n + (-12 + 4n) + -2n = 0

Reorder the terms:
21 + -12 + 3n + 4n + -2n = 0

Combine like terms: 21 + -12 = 9
9 + 3n + 4n + -2n = 0

Combine like terms: 3n + 4n = 7n
9 + 7n + -2n = 0

Combine like terms: 7n + -2n = 5n
9 + 5n = 0

Solving
9 + 5n = 0

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 + 5n = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 5n = 0 + -9
5n = 0 + -9

Combine like terms: 0 + -9 = -9
5n = -9

Divide each side by '5'.
n = -1.8

Simplifying
n = -1.8

See similar equations:

| 21x+6=12 | | 3x-2y+8=0 | | 198+n=312 | | 98b^2-50=0 | | 442+n=785 | | 13x-4-x+20=0 | | 9a+9b+18a+12b= | | 3t^4-48t^2=0 | | 10=2z-8 | | 5a+(-6)=4 | | 3x-4=6x-25 | | -179+x=10x+55 | | 4(y+5)+8y= | | 3(x+7)=36 | | 30=8 | | 5(4x-1)+10=3(5x+2)-6 | | -3=-3y+8 | | 2(a-7)-7= | | 52=4w+16 | | 234+n=401 | | -4x=-10+x | | 2(n-6)+8= | | 261+n=438 | | 22.58(1-x)=x | | 174+n=356 | | -5(3p)(-5r)= | | 46x^2+4x=0 | | 395+n=574 | | 32=4*n | | 90-2(13.75)=35+2(13.75) | | 1x-15=-13 | | 3x^2-6x+9=10 |

Equations solver categories