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10n-15=5(2n+4)
We move all terms to the left:
10n-15-(5(2n+4))=0
We calculate terms in parentheses: -(5(2n+4)), so:We get rid of parentheses
5(2n+4)
We multiply parentheses
10n+20
Back to the equation:
-(10n+20)
10n-10n-20-15=0
We add all the numbers together, and all the variables
-35!=0
There is no solution for this equation
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