zoeyy2005
Answered

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LEVEL 10
William and Ben are neighbors and found out they are born on the same day of the year.
William is 4 times older than Ben. But when you add their ages together and subtract 8 the
answer is 67. How old is Ben?
( you must create equations and solve by substitution to receive credit)

Sagot :

jesusm1

Answer:

  • (x+y)-8= 67
  • y × 4 = x
  • y= 15
  • Hence Ben is 15 years old
  • 15×4= 60 years old
  • Hence William is 60 years old
  • Logic check: 60+15-8=67
  • 75-8=67
  • 67=67
  • I do quizzes and exams if your interested!!
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