Anne, valerie, and layla are sisters. anne is 4 years older than valerie, and layla is 5 years younger than valerie. use v for valerie’s age. write expressions to show the ages of the other two sisters. what is annes age?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Atemperature of 1.64◦f corresponds to answer in units of ◦c.