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Mrs Tham bought z bottles of oil at $7 each. She gave the cashier $50. [a]Find the change Mrs Tham received in terms of z. (b) If z = 3, how much change did Mrs Tham receive?
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Mrs Tham bought z bottles of oil at $7 each. She gave the cashier $50.

[a]Find the change Mrs Tham received in terms of z.
(b) If z = 3, how much change did Mrs Tham receive?

User Samullen
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1 Answer

7 votes

Answer:

She bought 3 bottles of oil, and that would be a total of 21$ of oil so she should have recieved 29.00$ back so no change

Explanation:

User YuTing
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