Yuto wears a Japanese size 29.5.
By the problem,
Japanese size = UK size + 19
Or, 29.5 = UK size +19
Or, UK size = 29.5-19 = 10.5
Yuto’s shoe size would be 10.5 in the UK
He will not need to pay a shipping fee because 12*9.75 is more than $100.
Answer:

Step-by-step explanation:
<h3>Derivative </h3>

Since, the derivative of e^x is e^x and e^(yx) is ye^(yx)
If those lines are absolute value then the answer is 0 if they are supposed to be parenthesis then the answer is -6