4+7r=16-5r

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Solution for 4+7r=16-5r equation: 



4+7r=16-5r

We move all terms to the left:

4+7r-(16-5r)=0

We add all the numbers together, and all the variables

7r-(-5r+16)+4=0

We get rid of parentheses

7r+5r-16+4=0

We add all the numbers together, and all the variables

12r-12=0

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

12r=12

r=12/12

r=1

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