Problema Solution

There is a formula that gives a correspondence between women's shoe sizes in the United States and those in Italy. The formula is where S is the size in Italy and x is the size in the United States. What would be the US size for an Italian size of 42?

Answer provided by our tutors

S=x(x+12)

now putting the value of x in equaiton we get the desired result

 

S=2(42+12)

S=108