Translate the following word phrase into an algebraic expression: seven times the difference of  y  and one. translate the following word phrase into an algebraic expression: nine times five less than twice  x. eric has rock and classical cds in his car. the number of rock cds is  3  more than the number of classical cds. let  c represent the number of classical cds. write an expression for the number of rock cds. marcella has  6  fewer male cousins than female cousins. let  f represent the number of female cousins. write an expression for the number of boy cousins. jeannette has  $5  and  $10  bills in her wallet. the number of fives is three more than six times the number of tens. let  t represent the number of tens. write an expression for the number of fives. explain the difference between  “4  times the sum of  x  and  y”  and “the sum of  4  times  x  and  y.”