### Home > CC2MN > Chapter 7 > Lesson 7.2.5 > Problem 7-105

7-105.

Write an algebraic expression for each situation.

Three less than a number.

See problem 3-39 for examples of how to write these expressions.

Nine more than three times a number.

If

more than a number is , then what ismore than three times a number? Two less than five times a number

See part (b).