v+2v=21

Simple and best practice solution for v+2v=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 v+2v=21 equation: 



v+2v=21

We move all terms to the left:

v+2v-(21)=0

We add all the numbers together, and all the variables

3v-21=0

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

3v=21

v=21/3

v=7

See similar equations:

| 6/2=x/17 | | 6x–35=2x+29 | | -11+k=6 | | 8x+62=4x+94 | | Y=-1/2x+41/2 | | 68=4+8w | | 2y=(y+55) | | 12=1/4(12-36x) | | -10y+18=-3(5y-7)+5y-7 | | x3−10x2+13x+24=0x3-10x2+13x+24=0 | | 3.5z12.7z=-6 | | 0.6x-20=180 | | 3a+12=-2a- | | 6x+456=452 | | 0.5x-x(x-20)=180 | | 15+7x=92 | | -2=0.8x | | 4b-3b-9=0 | | 25+3u=2u-5 | | n5−4=−10 | | 0.5x+x(x-20)=180 | | x+3(2+3x)=10x+6 | | 0.29x+0.11x=29 | | 1.5x+x^2=57 | | x-6+9x=2(5x+3) | | 64x22=1480 | | h-13/9=-2 | | 5(x-3)+7(2-x)-4(2x+7)-3x+2=11(x-7)+4x-(6-5x)+8-2x | | 6×b=42 | | -3(12-2n)=5 | | Y=4xX30 | | 1/2=r/7=5/14 |

Equations solver categories