Eight less than one-fourth of a number is 4

100 points, hi, i’m not sure how to get the equation from the graph and table.

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

Which of the following quartic functions has x = –1 and x = –2 as its only two real zeroes?