165=-5(-8r+7)

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Solution for 165=-5(-8r+7) equation:



165=-5(-8r+7)
We move all terms to the left:
165-(-5(-8r+7))=0
We calculate terms in parentheses: -(-5(-8r+7)), so:
-5(-8r+7)
We multiply parentheses
40r-35
Back to the equation:
-(40r-35)
We get rid of parentheses
-40r+35+165=0
We add all the numbers together, and all the variables
-40r+200=0
We move all terms containing r to the left, all other terms to the right
-40r=-200
r=-200/-40
r=+5

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