Plz hurry it's !
which would the phrase "six times the difference of a number and 2" look like as a variable expression?
6(n−2)
2(n−6)
6n2
2n6

Barney & noblet customers can choose to purchase a membership for $25 per year members receive 10% off all store purchases 1. how much would a member pay per year if he bought $50 worth of items each year? 2. write a slope-intercept equation that expresses how much a member pays per year using x to represent his purchases per year 3. how much would a member have to spend per year to pay off his membership fee?

Acircle has a circumference of 7.850 units. what is its radius?

Ineed with math stuff it involves graphs