21=3*w

Simple and best practice solution for 21=3*w 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=3*w equation: 



21=3w

We move all terms to the left:

21-(3w)=0

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

-3w=-21

w=-21/-3

w=+7

See similar equations:

| 3x4,2+4=25-2x4,2 | | 3x4.2+4=25-2x4.2 | | ​3x2+5x=152 | | -4(v+1)=2v-4+3(4v+1) | | 2(y-1)-6=-5(-3y+2)-y | | 2(y-1)-6=-5(-3y+)-y | | 9v-9=6(v-6) | | -2(u-5)=6u-14 | | -5y+42=8(y+2) | | v-33=9 | | 33=22+u | | -7w+3(w+7)=25 | | (x-12)+3x=180 | | 41=29+u | | -17=-5y+8(y-4) | | -17=-5y+8(4-4) | | 4(v+8)-6v=20 | | n+30=16n | | 6x+9=10x-39 | | 7k-3(k-8)=3k+24 | | 2(x-3)-8=4+4x | | 1.5x+x=1850 | | 2x+30=4x+64 | | 28+9=18x-3x+81 | | 0.75x-100=80 | | 2x+6+2x=220 | | 4x+18+6x=188 | | 17=5-2k | | 8(4x-4=-5x-32 | | 6.8z-8.86=19.3z+14.89 | | 8(4x-4=-5-32 | | -19-15m=-9m+19+4 |

Equations solver categories