20=r+2-7r

Simple and best practice solution for 20=r+2-7r 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 20=r+2-7r equation: 



20=r+2-7r

We move all terms to the left:

20-(r+2-7r)=0

We add all the numbers together, and all the variables

-(-6r+2)+20=0

We get rid of parentheses

6r-2+20=0

We add all the numbers together, and all the variables

6r+18=0

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

6r=-18

r=-18/6

r=-3

See similar equations:

| -6(x+3)=-30 | | 6+6x-3=21 | | 2m=231 | | tt3=45 | | 5x+2+12=2x+20 | | 6y-7=-31+3 | | 4x^2-18=22 | | 5n=170 | | 9+x5-2=4.8 | | -x16=80 | | 43.81-0.395x=15 | | |1+6c|−7=−3 | | –7x+4–3x=–2x–12 | | k+-2=12 | | 3.7a+4.4=-40= | | tt3/15=3 | | 7x*19=-2x+55 | | 13=7m+4+2m | | 2x+16+42=180 | | (x-10)+(4x+20)=180 | | 9x-5(2x+1)=2(3x+6)-7x | | 72/4=x/10 | | -5(8-4d)=6 | | 14x+3=24-18x | | b-62=29 | | X/18=q | | 91=-7(4+k) | | A=(2x+1)(x-5)+10x-1 | | 0.5(x)+1=0.25(x)-4 | | 16^3x=4^x+2 | | -21=1-11n | | 5-2x+2=13 |

Equations solver categories