Hi guys! i need help with this question 5.2 x 3/2

2/3(-6y+9x) expand each expression using the distributive property

How much is $1200 worth at the end of1 year, if the interest rate is 5.5% is compounded quarterly.

Asa a yogurt shop allows its customers to add, for no charge, 3 toppings to any yogurt purchased. if the store has 18 possible toppings, how many different 3-topping combinations can a customers choose?