How much trail mix will each person get if 5 people share 1/2 pound of trail mix

What is the square root of 45? (step by step working plz)

Kevin is an insurance salesman. when he sells a policy, he makes 20 percent of the policy premium (p) up front; then each year the policy is active, he receives 15 percent of the original premium. which equation could be used to figure his total commission on a policy that has been active for five years? c=0.80p c=0.20p + 0.15p c=0.35p + 4(0.15) c=0.95p

What are “like terms”? why can we only add like terms?