-7r-14=-(7+r)-7r

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Solution for -7r-14=-(7+r)-7r equation: 



-7r-14=-(7+r)-7r

We move all terms to the left:

-7r-14-(-(7+r)-7r)=0

We add all the numbers together, and all the variables

-7r-(-(r+7)-7r)-14=0



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

-(r+7)-7r

We add all the numbers together, and all the variables

-7r-(r+7)

We get rid of parentheses

-7r-r-7

We add all the numbers together, and all the variables

-8r-7

Back to the equation:

-(-8r-7)



We get rid of parentheses

-7r+8r+7-14=0

We add all the numbers together, and all the variables

r-7=0

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

r=7

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