2(-4n-9)=21

Simple and best practice solution for 2(-4n-9)=21 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 2(-4n-9)=21 equation: 



2(-4n-9)=21

We move all terms to the left:

2(-4n-9)-(21)=0

We multiply parentheses

-8n-18-21=0

We add all the numbers together, and all the variables

-8n-39=0

We move all terms containing n to the left, all other terms to the right

-8n=39

n=39/-8

n=-4+7/8

See similar equations:

| 6(5x)=(x+14)(x+14)(x+17)(8x=9) | | 1-2/3x=2 | | 15=5k-10 | | -2y-4=3(y-1) | | 3^2x-5=7.5 | | 6m+5=2m+19 | | 3(2x+8)=3x+12 | | b+8+8b=-10 | | 15−–9z=60 | | 5+3(2x-2)=11 | | 3/4(16y-12)=51 | | x-9/10=81/10 | | 3224=4x | | v=-8 | | –3=2y−13 | | 16=-9x | | (2x+32)=(3x+23) | | 8w-7+7w+6=180 | | (11x+4)=55 | | 5.1=-3n | | −7x+2=−8x–8 | | 3-6a=9 | | 2n+-10=2 | | 3/5x-6=1/4x+1 | | x÷12=10 | | 8h-22=3(3h+11)-h | | 5x+20-80=180 | | 4(9x+1)=36x-7 | | 2/2x-4=20 | | 6(2x-4)+3(5x+6)=6(4x+2) | | -8-9x=-7-8x | | 2+3j+2j+4j=23+2j |

Equations solver categories