Course code: MA109 - (College Algebra)

Unit 1 Problems

Translating Algebraic Expressions

1.Translate the following word phrase into an algebraic expression: nine times the difference of5and y.

2.Translate the following word phrase into an algebraic expression: six times four less than three timesx.

3.Eric has rock and classical MP3s on his computer. The number of rock MP3s is3 times more than the number of classical MP3s. Letc represent the number of classical MP3s. Write an expression for the number of rock MP3s.

4.Marcella has4fewer male cousins than female cousins. Letf represent the number of female cousins. Write an expression for the number of boy cousins.

5.Jeannette has$5and$10bills in her wallet. The number of fives is eight more than five times the number of tens. Lett represent the number of tens. Write an expression for the number of fives.

6.Explain the difference between"4times the sum ofxandy"and "the sum of4timesxandy."