Question
Ben has $8. Fred has $4r more than Ben. Vincent has $2r less than Fred.
  1. Find the amount of money that Vincent has in terms of r.
  2. Find the total amount of money that the three boys have in terms of r.
  3. If r = 7, how much does Vincent have?
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(b)

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Ben has $8. Fred has $4r more than Ben. Vincent has $2r less than Fred.
  1. Find the amount of money that Vincent has in terms of r.
  2. Find the total amount of money that the three boys have in terms of r.
  3. If r = 7, how much does Vincent have?