Question
Dana and Opal went shopping. After Dana spent $72r, Opal had 3 times as much as Dana. If Dana had $29r more than Opal at first,
  1. Express the amount of money that Dana had at first in terms of r.
  2. If r = 10, find the amount of money that the two lady had left after shopping.
3 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Dana and Opal went shopping. After Dana spent $72r, Opal had 3 times as much as Dana. If Dana had $29r more than Opal at first,
  1. Express the amount of money that Dana had at first in terms of r.
  2. If r = 10, find the amount of money that the two lady had left after shopping.