Elijah bought a $25$-pound bag of dog food. he feeds his dog $0.5$ of a pound of dog food each day. elijah will buy another bag of dog food when there are $2$ pounds of food left over. part a use the drop-down menus below to create an equation that represents the situation, in which $d$ represents the number of days until elijah buys another bag of dog food. $=$ question 2 part b how many days can he use the $25$-pound bag of dog food before he buys a new bag? respond in the space provided. if your test is on paper, write your answer on the answer sheet.