If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5u=-30
We move all terms to the left:
5u-(-30)=0
We add all the numbers together, and all the variables
5u+30=0
We move all terms containing u to the left, all other terms to the right
5u=-30
u=-30/5
u=-6
| 4r+-6=14 | | v+6.9=8.43 | | 5b+20=-80 | | 1/10/1/5=1/5/m | | -2/5x=10.2 | | -2(x+7)=-30 | | -5-2j=5-3j | | 8=5e/4-3 | | 8m+4(1-m)=40-2m | | 37=v/2+13 | | 30=x/2-16 | | 1x-80=73-8x | | -7+n/5=11 | | w/4-15=20 | | 49=3u+16 | | 15/8=5w | | -9-7k=10k | | 2.4/6=x/9 | | 11+1+3m+6=1+1m+3 | | 3(25-5x)=-7+x | | |2x+1|=-13 | | 11y-2=4y+19 | | 3.2x+1.25=1.8x+8.25 | | 5u-17=28 | | b-13=-36 | | 4.5t+6.3t=48.6 | | 11=3n+3-7n | | 8(3n+5)=-32n= | | b+25=100 | | -8+5m=-9-m-5 | | 2(11r+7)+1=1/4(88+60) | | n+2=-14=n |