emilyshayne1 emilyshayne1 06-06-2019 Mathematics contestada 1. Which expression represents the following calculation?"Add 4 and 6, then multiply 5,then add 10. 2.Write an algebraic expression for: 9 times the sum of 9b and 2. 3.What is the coefficient in the expression 40a-61=17? 4. Write the algebraic expression into words. 4/5(9+r)+8w. 5.What is the quotient in the expression c=45/d?