-224=-8(4r-4)

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Solution for -224=-8(4r-4) equation: 



-224=-8(4r-4)

We move all terms to the left:

-224-(-8(4r-4))=0



We calculate terms in parentheses: -(-8(4r-4)), so:

-8(4r-4)

We multiply parentheses

-32r+32

Back to the equation:

-(-32r+32)



We get rid of parentheses

32r-32-224=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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