Algebra( Week 21 Practice) 1. If 15x is deducted by 20y, and the difference is then multiplied by , which of the following is the result? 2. Which of the following is the correct representation of phrase "9 less than 11 times x"? 3. 8 years ago, Martha was 3 years older than Nick is now. If Nick's present age is X, what will be Martha's age 6 years from now? 4. Ben is 5 years younger than Josh. Rene is one third as old as Josh is now. If Rene will be 14 years old 8 years from now, how old is Ben now? 5. Tom is 4 times as old as Nancy is now. 10 years from now, he will be 3 times as old as Nancy then. How old is Nancy now? |