21=b+s

Simple and best practice solution for 21=b+s 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+s equation:


Simplifying
21 = b + s

Solving
21 = b + s

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
21 + -1b = b + -1b + s

Combine like terms: b + -1b = 0
21 + -1b = 0 + s
21 + -1b = s

Add '-21' to each side of the equation.
21 + -21 + -1b = -21 + s

Combine like terms: 21 + -21 = 0
0 + -1b = -21 + s
-1b = -21 + s

Divide each side by '-1'.
b = 21 + -1s

Simplifying
b = 21 + -1s

See similar equations:

| x+43=34 | | 4=p+4-2 | | f(x)=(20-5x)x | | 9-(3z-1)=1-4z | | .33(3w-6)=-.5(2w-4) | | 2(4-2r)-5=-2(r+5)+8 | | -3x-4-10=14 | | 5(6x-2)=2(15x-5) | | 5m+5=20+2m | | 22+6x=12+4x | | Rs-sy=t | | C+2(1+C)=10-3C | | X^5+16x^4-64x^3=0 | | 3-(2x-4)=2(1-2x) | | -7x+1/3=-167/3 | | x+43=43 | | -2=42d | | 2(x+4)+6=-26 | | x*5+17=33 | | 7(x-4)=7x-5 | | -9=-27 | | 60+10x=15+35x | | -25x-18x-17=284 | | 7*6=5*6+n*6 | | 5x+3+4x=6 | | -x-(13+4x)=-3(4-9x)+2 | | 3x+4-3=7 | | 6-3x-5=4x+8 | | 4.5x+3.4=15x-2.6 | | 2x+20=7x-40 | | -3(-0.5+2.5y)+y=10 | | 2(x+1)+3=3x-4 |

Equations solver categories