3b-4+2b=21

Simple and best practice solution for 3b-4+2b=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 3b-4+2b=21 equation: 



3b-4+2b=21

We move all terms to the left:

3b-4+2b-(21)=0

We add all the numbers together, and all the variables

5b-25=0

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

5b=25

b=25/5

b=5

See similar equations:

| -3+9x=-39 | | πh^2=π2h | | 3(3+2x+5)=4(4+2) | | 4(x+1)=7x+8 | | 4(m+3)=2(m-10) | | 4x-19=8x-5 | | 11-5y=9y-17 | | √217=x | | -4(x+6)=26 | | 1.5x-3=21 | | 63-9x=27 | | 3(8+2x)=16+8 | | 20w-20=19w | | 7x+99=20 | | -3z=-4z-11 | | 3p^2-13p+12=0 | | 25-10x=-55 | | 19+13s=-10+11s+11 | | -12(5x+6)=41 | | -13=15-x | | 3y/5=(-9) | | 9r-4r+2r=7 | | 4(2w-9)=-8 | | -8m-9=-5-7m | | 8(t-3)=10(t+2) | | 1/2(y+6)=2/3 | | 12(-2x+11)=78 | | 9b-10=b+10b+2 | | 8y+18-4y=6 | | 2(f-6)=24 | | 13g-12g=13 | | -16-7p=-6p=2 |

Equations solver categories