Abag contains yellow marbles and blue marbles, 80 in total. the number of yellow marbles is 4 less than 5 times the number of blue marbles. how many yellow marbles are there?

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

Stefania pours 2 liters of orange juice and 1.5 liters of pineapple juice into a punch bowl. how many liters are in the punch bowl?

Which of the symbols correctly relates the two numbers ?