B*b-4=21

Simple and best practice solution for B*b-4=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 B*b-4=21 equation: 


Simplifying
B * b + -4 = 21

Multiply B * b
bB + -4 = 21

Reorder the terms:
-4 + bB = 21

Solving
-4 + bB = 21

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '4' to each side of the equation.
-4 + 4 + bB = 21 + 4

Combine like terms: -4 + 4 = 0
0 + bB = 21 + 4
bB = 21 + 4

Combine like terms: 21 + 4 = 25
bB = 25

Divide each side by 'B'.
b = 25B-1

Simplifying
b = 25B-1

See similar equations:

| 3(0.80)+1(0.20)=4x(3+1) | | p*2/3=40 | | pp*2/3=40 | | 3/2[×7]=2 | | 9-121y^2=0 | | 8c+16=5c+-8 | | 67+d=d+68 | | -8x+2+5=-4x | | 5[x-3]=5 | | =2+5*10 | | c-4=-4 | | w(9)=60x | | [3x+7]=11 | | 16ab-72bc= | | -6+5a=14a+21 | | -3(2x-9)=12 | | m/2-1=8 | | 0=-12x^2-54x | | -9=d-7 | | 12v+6=2(5+6v)-6 | | 9a+5b=15 | | (3x+5)dy-ydx=0 | | 4x^2-25x=-3x^2-2x-6 | | 6-7y=41 | | 11x=r/15 | | 18/×=4.5/1 | | -13=5+2t | | u=-16x | | ln(e^2x)=-12 | | (4D^4+4D^3-3D^2-2D+1)y=0 | | 3(c-5)=5c+1 | | 4+19y-3=7y+136-3y |

Equations solver categories