If a country's debt-to-GDP ratio is currently 5% and its debt is expected to
grow from 20 billion dollars to 40 billion dollars in the next 25 years, what will
the country's GDP have to be in 25 years to maintain the current debt-to-GDP
ratio?

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,

A