Chapter 8 - XYZ Custom Plus

544Chapter 8 Linear Equations and InequalitiesAge Problems [Example 3]11. Shelly is 3 years older than Michele. Four years agothe sum of their ages was 67. Find the age of eachperson now.Shelly is 39; Michele is 36four years ago NowShelly x − 1 x + 3Michele x − 4 x12. Cary is 9 years older than Dan. In 7 years the sum oftheir ages will be 93. Find the age of each man now.Dan is 35; Cary is 44now in seven yearsCary x + 9 x + 16Dan x x + 713. Cody is twice as old as Evan. Three years ago the sumof their ages was 27. Find the age of each boy now.Evan is 11; Cody is 2214. Justin is 2 years older than Ethan. In 9 years the sum oftheir ages will be 30. Find the age of each boy now.Ethan is 5; Justin is 7three years agoNownowin nine yearsCody 2x − 3 2xEvan x − 3 xJustin x + 2 x + 11Ethan x x + 915. Fred is 4 years older than Barney. Five years ago thesum of their ages was 48. How old are they now?(Begin by filling in the table.)Barney is 27; Fred is 31five years ago NowFred x − 1 x + 4Barney x − 5 x16. Tim is 5 years older than JoAnn. Six years from now thesum of their ages will be 79. How old are they now?JoAnn is 31; Tim is 36now six years from nowTim x + 5 x + 11JoAnn x x + 617. Jack is twice as old as Lacy. In 3 years the sum of theirages will be 54. How old are they now?Lacy is 16; Jack is 3218. John is 4 times as old as Martha. Five years ago the sumof their ages was 50. How old are they now?Martha is 12; John is 4819. Pat is 20 years older than his son Patrick. In 2 yearsPat will be twice as old as Patrick. How old are theynow?Patrick is 18; Pat is 3820. Diane is 23 years older than her daughter Amy. In 6years Diane will be twice as old as Amy. How old arethey now?Amy is 17; Diane is 40