In an ap if a=-15,an=1 and sun=-63 then n is

43lbs of tomatos cost $387. how much would 41lbs cost

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

Find the slope intercept form of (-3,6) and (3,-6)