Claire's three sons, from oldest to youngest, are evan, joel, and alex. the difference between the ages of evan and joel is the same as the difference between the ages of joel and alex. if the sum of the three ages is 39, how old is joel?

Jordan has $5.37, which he is using to buy ingredients to make salsa. he is buying one red pepper for $1.29 and three pounds of tomatoes. if jordan has exactly the right amount of money he needs, what is the price per pound of the tomatoes? choose the correct equation to represent this real-world problem. solve the equation and verify the reasonableness of your answer. a pound of tomatoes costs .