Mary buys a cup of instant noodles, a
bottle of juice, and a loaf of bread in
supermarket at Php (5x + 4), Php
(20x − y), Php(3y + 2)
1. Express the total cost in terms of x and y.
2. How much does Mary need to pay if x=2
and y=1?
bottle of juice, and a loaf of bread in
supermarket at Php (5x + 4), Php
(20x − y), Php(3y + 2)
1. Express the total cost in terms of x and y.
2. How much does Mary need to pay if x=2
and y=1?
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