21=b-13

Simple and best practice solution for 21=b-13 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-13 equation: 



21=b-13

We move all terms to the left:

21-(b-13)=0

We get rid of parentheses

-b+13+21=0

We add all the numbers together, and all the variables

-1b+34=0

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

-b=-34

b=-34/-1

b=+34

See similar equations:

| 3x+16+140=180 | | 5y-2(y+1)+2)=7y | | 9m-5m+18=2m+34 | | 13p=65p= | | 9m–5m+18=2m+34 | | y=64y | | 26=3j+5 | | 6.7x+6=1.7x+21 | | 11x-5=4x-12 | | 5(3c-2)-7c=40-2c  | | 15x-5x+10-10=0 | | 2+25y=25 | | 10x+12=3x-30 | | p-13(p+4)=2(p+1) | | 10x+13=6x+29 | | 2+25y=55 | | 8=14-3r | | 6^2=(9)(x) | | 5x+25=5(25) | | 5x+25=5(25 | | 717/60=1/3+b | | 6^(2)=(9)(x) | | 2a=8.a | | 3k/2-(k+3)/3=8-(k+2)/4 | | 2x^-6=-56 | | 2(2x+5);x=-2 | | 2x2-6=-56 | | (2x−3)(x+6)=0 | | 240-x=90 | | 5x-7;=2 | | x-89=37 | | x+65=170 |

Equations solver categories