Question
Rachel and Natalie went shopping. After Rachel spent $87z, Natalie had 4 times as much as Rachel. If Rachel had $21z more than Natalie at first,
  1. Express the amount of money that Rachel had at first in terms of z.
  2. If z = 36, 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

Rachel and Natalie went shopping. After Rachel spent $87z, Natalie had 4 times as much as Rachel. If Rachel had $21z more than Natalie at first,
  1. Express the amount of money that Rachel had at first in terms of z.
  2. If z = 36, find the amount of money that the two lady had left after shopping.