-8(4r+5)+5=221

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Solution for -8(4r+5)+5=221 equation: 



-8(4r+5)+5=221

We move all terms to the left:

-8(4r+5)+5-(221)=0

We add all the numbers together, and all the variables

-8(4r+5)-216=0

We multiply parentheses

-32r-40-216=0

We add all the numbers together, and all the variables

-32r-256=0

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

-32r=256

r=256/-32

r=-8

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