The sum of the ages of all members of mrs bartleys family is 93 mrs bartley is six times older then sammy and mr bartley is seven times older than sammy. Arrow is 3 years older then sammy how old Is each

Step-by-step e

xplanation:

Let s represent Sammy's age. Then we have the relations ...

  Mrs Bartley's age: 6s

  Mr Bartley's age: 7s

  Arrow's age: s+3

Total of all ages is ...

  (s) + (s+3) + (6s) +(7s) = 93

  15s = 90 . . . . subtract 3

  s = 6 . . . . . . . divide by 15

So, the ages are ...

  Sammy is 6; Arrow is 9; Mrs. Bartley is 36; Mr. Bartley is 42.

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.