0.25(4+20r)-8r=-

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Solution for 0.25(4+20r)-8r=- equation: 



0.25(4+20r)-8r=-

We move all terms to the left:

0.25(4+20r)-8r-(-)=0

We add all the numbers together, and all the variables

0.25(20r+4)-8r-0=0

We add all the numbers together, and all the variables

-8r+0.25(20r+4)=0

We multiply parentheses

-8r+5r+1=0

We add all the numbers together, and all the variables

-3r+1=0

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

-3r=-1

r=-1/-3

r=1/3

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