8n-(5n+4)=20

Simple and best practice solution for 8n-(5n+4)=20 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 8n-(5n+4)=20 equation:


Simplifying
8n + -1(5n + 4) = 20

Reorder the terms:
8n + -1(4 + 5n) = 20
8n + (4 * -1 + 5n * -1) = 20
8n + (-4 + -5n) = 20

Reorder the terms:
-4 + 8n + -5n = 20

Combine like terms: 8n + -5n = 3n
-4 + 3n = 20

Solving
-4 + 3n = 20

Solving for variable 'n'.

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

Add '4' to each side of the equation.
-4 + 4 + 3n = 20 + 4

Combine like terms: -4 + 4 = 0
0 + 3n = 20 + 4
3n = 20 + 4

Combine like terms: 20 + 4 = 24
3n = 24

Divide each side by '3'.
n = 8

Simplifying
n = 8

See similar equations:

| 15x-81=11x-25 | | x^4+18= | | -42-10x=-9x+15 | | 90-5x=40x+20 | | x=4/3(x+10) | | t+3t=16 | | 8n-(6n+7)=3 | | 3x^2+8x-5=30 | | 5=2.5-20 | | N*9=N*17 | | x^2-2*x+2=0 | | 14a(4a+5)=25(4a+6) | | 3x+2-5-(1+2x)=-1 | | 3x-4x=40 | | 2+6x=6x+3 | | z^2-10z-39= | | -46=5x-.3x | | 6x+25=15x-23 | | 5r+2r=14 | | 5x+4=x^2-8x+16 | | z^2-13z+22= | | 3x+2-5-(1+2)=-1 | | 5x+y+3=26 | | 2(0)+7(y)=5 | | 4x+2y-3z=66 | | 2(x)+7(0)=5 | | 4(3x-2)+8(x+1)=100 | | 4x-7+2x+12=-19 | | 2x+3y+2-y-9x-4= | | 5r+8r+9r-4= | | 4(3x-6)(2x-3)-7(x-2)=0 | | 33-5x=37-12x |

Equations solver categories