The sum of two numbers is 21 and their difference is 5

Adiverr from the university of florida women’s swimming and diving team is competing in the ncaa zone b championships

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account. write an expression to represent the total amount in his savings account.

Ingredient c: 1/4 cup for 2/3 serving or ingredient d: 1/3 cup for 3/4 serving which unit rate is smaller