2b+3b=21

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


Simplifying
2b + 3b = 21

Combine like terms: 2b + 3b = 5b
5b = 21

Solving
5b = 21

Solving for variable 'b'.

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

Divide each side by '5'.
b = 4.2

Simplifying
b = 4.2

See similar equations:

| (8x^4y^-3)((x^-5y^2)/2) | | -5(2x-2)=4x-3 | | 3(x+7)=9+2x | | 9+7(x-8)=7-7(x-8) | | 3x+7-x=5+x-9 | | -7m^2-10m+8=0 | | -8(z-1)=-7z-5 | | 13y-2=26-y | | 9a+5b=11960 | | 4(n-64)= | | 6/10*x/a6 | | 6/10*x/16 | | 13-2=26-y | | 10x/96 | | -35=5x-4 | | X/3-2=5x-2( | | 2/7x-3/5x=6/35 | | -8(x+4)=-9(x+6) | | x/5=9/4 | | 1/3(c-9)=-6 | | -24=4w | | 16/12=x/4 | | 184=-2x+7(-2x+8) | | 4*7y-6+3y= | | 11x/5/7-7/10 | | 3x+4(5+2x)+13=5x-x-6 | | 2[x-7]=11 | | 4(7y-6)+3y= | | 4x-(x-0.25)=936 | | 5y^2+23y+10= | | 5[6-7x]=30 | | 4x+5=4x-3 |

Equations solver categories