4+2r+4+2=4r+8r

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Solution for 4+2r+4+2=4r+8r equation: 



4+2r+4+2=4r+8r

We move all terms to the left:

4+2r+4+2-(4r+8r)=0

We add all the numbers together, and all the variables

2r-(+12r)+4+4+2=0

We add all the numbers together, and all the variables

2r-(+12r)+10=0

We get rid of parentheses

2r-12r+10=0

We add all the numbers together, and all the variables

-10r+10=0

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

-10r=-10

r=-10/-10

r=1

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