If it's not what You are looking for type in the equation solver your own equation and let us solve it.
b+30=90
We move all terms to the left:
b+30-(90)=0
We add all the numbers together, and all the variables
b-60=0
We move all terms containing b to the left, all other terms to the right
b=60
| 23y+17=-19 | | 5(1-3x)/2+10x=0 | | 3n+50=150 | | n+3=150 | | n÷50=150 | | 3v-3=-2(v+9) | | 50-n=150 | | 8n-20=28 | | 20n+8=28 | | 20b+8=28 | | 13+9=14x+10 | | 17x+16=33 | | 4×2x-3=64 | | 5n−4n+24=−19 | | 3n+n=40 | | x+-16=70 | | 10x+16=3x | | 7(x/8)+0.75=-6 | | 0.875x+0.75=-6 | | (2x^2+13x+19)÷(x+5)=0 | | -x=-0.22 | | 3/4z+1=-1/4z | | -0.5(-2)(x+3)=-10(-0.5) | | –6q−–17q−q+5=15 | | n+13.9=-5.1 | | 4(5x+15)=5(x+30) | | /x.8=12 | | 36=(1/2)b×8 | | 4x–5=31/ | | 5x+2-7×=12 | | 10^x/3=1000 | | 10x/3=1000 |