21=b/4

Simple and best practice solution for 21=b/4 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=b/4 equation: 



21=b/4

We move all terms to the left:

21-(b/4)=0

We add all the numbers together, and all the variables

-(+b/4)+21=0

We get rid of parentheses

-b/4+21=0

We multiply all the terms by the denominator


-b+21*4=0

We add all the numbers together, and all the variables

-1b+84=0

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

-b=-84

b=-84/-1

b=+84

See similar equations:

| |6x-35|=x | | 4(t+6)=80 | | 4(t+6)=8” | | -3r-21=-49 | | -9x+3=-8x+4 | | 5y+1.2=8 | | 2w+3w+7=-43 | | 82h+.6=85 | | 4,002/k=464,002k=46 | | 3(a+5)-2(a-9)=5a+2-4a | | 2.6y+4=0.9y-17 | | 4,002k=464,002k=46 | | 14=1/3x*5;27 | | -4-31=-25x-10 | | –10z=–9z+6 | | 1/4*x+4=3 | | (=-6m)=30 | | 0.290=h/300 | | 16x-30=12x+14= | | –8b=–9b+4 | | 5j+2=4j-1 | | -4(8-5n)=31 | | 10x+3=-2x-3 | | f^2–11f+24=0 | | -18=6(w-99) | | x/3-2=26 | | t−−2=31 | | 5x+-7x=12 | | 0{,}2(10-5c)=5c-16 | | -263=-9x-101 | | 2/5(10x-20)=12 | | {3x}=9 |

Equations solver categories