The y value is at positive 4 when x is 0. Also, since there is a negative in front of the x, that means that the line faces the negative direction. The option that makes the most sense is:
<u>Option A</u>
Find the base price per pound, $15/11, or $1.36 = 1lb, then multiply it by 16, 16 x 1.36 = $21.82. Now just subtract $20 from $21.82 = $1.82. So, You would save, on average, $1.82 by buying the sale.
