(y-4)^0 - 3y^0 for y = 1

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

It takes 6 days to put together a computer game. write an algebra equation to describe the number of days, it takes to create n computer game. how many days will it take to create 15 games? show work

Astore sells a 28 oz. bottle of shampoo for $1.96. it also sells a 22oz. bottle of shampoo for $1.92 which bottle is the better deal?