21b=42

Simple and best practice solution for 21b=42 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 21b=42 equation: 


Simplifying
21b = 42

Solving
21b = 42

Solving for variable 'b'.

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

Divide each side by '21'.
b = 2

Simplifying
b = 2

See similar equations:

| 30=5n | | 2x(1-3x)+6(x^2-2)=0 | | -1+k/2=1 | | 19+X=6 | | 4x+10+110=180 | | 23=14+2x | | 36*6= | | 4x^4-2x^3-20x^2=0 | | z^2+2z+k=0 | | 7(13)-4=5(13)-1(13)+35 | | (4a-6b^2+8)+(9b^2-10a-1)= | | 13p-3p=-5p(3+2p) | | x/2--4=-1 | | x*200=40 | | 6s-7=2s-2 | | 4x-12=4(-3+x) | | -32.7+62.82= | | 32x=480 | | (x+15)0.33=2x-1 | | -40x^2+10x+75=0 | | 2(l+l-6)=72 | | 3x+12=x+24 | | 6.5n-3.3(2n-5)=16 | | 33+0.33x=0.99x | | 365+x=687 | | 0=21x^2+41x+10 | | =9+9(5+4m) | | x-4=29 | | 10.50x=147 | | 2x^2+5x=1 | | -32b^2+16b+30=0 | | 4x+4=-6+2x+14 |

Equations solver categories