Kamal bought 30 baseball cards worth $1.50 each and 15 basketball cards worth $1.75 each. When he went to count his cards today, he discovered he had lost [i]s[/i] baseball cards and [i]t[/i] basketball cards. Write a simplified expression for the total value in dollars of all the cards Kamal has left.
[list=1] [*]Write an expression with parentheses that represents the value of all of Kamal’s remaining cards. [*]Distribute as needed. [*]Combine like terms. [/list] This applet is provided by Walch Education as supplemental material for their mathematics programs. Visit [url="http://www.walch.com"]www.walch.com[/url] for more information on their resources.