-92=-2(4+6r)-2r

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Solution for -92=-2(4+6r)-2r equation:



-92=-2(4+6r)-2r
We move all terms to the left:
-92-(-2(4+6r)-2r)=0
We add all the numbers together, and all the variables
-(-2(6r+4)-2r)-92=0
We calculate terms in parentheses: -(-2(6r+4)-2r), so:
-2(6r+4)-2r
We add all the numbers together, and all the variables
-2r-2(6r+4)
We multiply parentheses
-2r-12r-8
We add all the numbers together, and all the variables
-14r-8
Back to the equation:
-(-14r-8)
We get rid of parentheses
14r+8-92=0
We add all the numbers together, and all the variables
14r-84=0
We move all terms containing r to the left, all other terms to the right
14r=84
r=84/14
r=6

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