196=7-7(-7r+8)

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Solution for 196=7-7(-7r+8) equation: 



196=7-7(-7r+8)

We move all terms to the left:

196-(7-7(-7r+8))=0



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

7-7(-7r+8)

determiningTheFunctionDomain
-7(-7r+8)+7

We multiply parentheses

49r-56+7

We add all the numbers together, and all the variables

49r-49

Back to the equation:

-(49r-49)



We get rid of parentheses

-49r+49+196=0

We add all the numbers together, and all the variables

-49r+245=0

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

-49r=-245

r=-245/-49

r=+5

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