30=9-3u

Simple and best practice solution for 30=9-3u 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 30=9-3u equation: 



30=9-3u

We move all terms to the left:

30-(9-3u)=0

We add all the numbers together, and all the variables

-(-3u+9)+30=0

We get rid of parentheses

3u-9+30=0

We add all the numbers together, and all the variables

3u+21=0

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

3u=-21

u=-21/3

u=-7

See similar equations:

| -552=-8(5-8r) | | -6u-1=-9u+4u-2 | | 292=177-v | | 1-0.75(v+2)=-5 | | 2p/3=8 | | 4x2-36=0 | | 2p/5=8 | | 300=(3)(9.8)(h) | | 33m=21 | | -7(4-4x)=84 | | 10-4d=-5-9d | | 4/3(7-n)=13 | | x-7=11+4x= | | 9y+10=7y | | (7x+4)=4x-6(2-x)+7 | | 108=2x-4 | | -7x+6=-71/6 | | 17.3=x-3.3 | | -29=5(2a-11)+2a | | y=1/2(7)-6 | | 7x+2-6=-11 | | 6s+10+2s=3s-10 | | 6^x-4=17.4 | | 109+4y-9=180 | | 15b+3-3b+5=44 | | y=1/2()-6 | | 4(x-2)+5=3-6(3-x) | | -20=4-7x-x | | 5=z/11+7 | | 24x^2+19x=2 | | 2r=3r+7 | | 2x(x2-2)+7x=9x+2x3 |

Equations solver categories