-21=7/2v

Simple and best practice solution for -21=7/2v 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 -21=7/2v equation: 



-21=7/2v

We move all terms to the left:

-21-(7/2v)=0



Domain of the equation: 2v)!=0

v!=0/1

v!=0

v∈R



We add all the numbers together, and all the variables

-(+7/2v)-21=0

We get rid of parentheses

-7/2v-21=0

We multiply all the terms by the denominator


-21*2v-7=0

Wy multiply elements

-42v-7=0

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

-42v=7

v=7/-42

v=-1/6

See similar equations:

| 4(5x+7)-3x=12x-7 | | 0.5(x+7)(x-2)=26 | | 4m/m=20 | | 4m/m=8 | | .06x+.02(30000-x)=1760 | | 3x+60+x+50=180 | | 5n+40=5(n+40 | | 49+b=45=180 | | 2=-9n=22 | | 3(2w-9)=14+2w=22 | | x-5/3x+1=-1 | | x+7/5=x-1 | | 3x-8/2=-4 | | 2x+2=x+16=180 | | N-2=10n+4/4 | | 0=-4.9x+8.2x | | 5x+5=11+2+14 | | 3k+7=15 | | 4(2x+8-3x=47 | | 3(2x+2.5)=31.50 | | 8(6=4x)=176 | | X+125+x+37=152 | | 2(y-1)=50 | | 5y-2.5y=7.5 | | 2x+65+x+32=97 | | -3(-8v+6)-6v=2(v-9)-2 | | 5(v+3)-8v=-3 | | 4(c-9)=-28 | | 5u-22=6u | | -5m(-2-8m)=10=5m | | (3x=12)=(8x=2) | | t/5-16=30 |

Equations solver categories