98=-7(-r-8)

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Solution for 98=-7(-r-8) equation: 



98=-7(-r-8)

We move all terms to the left:

98-(-7(-r-8))=0

We add all the numbers together, and all the variables

-(-7(-1r-8))+98=0



We calculate terms in parentheses: -(-7(-1r-8)), so:

-7(-1r-8)

We multiply parentheses

7r+56

Back to the equation:

-(7r+56)



We get rid of parentheses

-7r-56+98=0

We add all the numbers together, and all the variables

-7r+42=0

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

-7r=-42

r=-42/-7

r=+6

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