20. 7.EE,4b

Rina receives a $70 gift card to use at the Bootery.

She buys a pair of boots for $36 and 8 pairs of socks.

She does not use the entire amount on the gift card.

Which inequality can be used to find s, the price in

dollars of each pair of socks?

a) 70 + 8s < 36
b) 36 + 8s < 70
c) 70 - 85 < 36
d) 36 - 8s < 70