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Mathematics, 15.01.2020 19:31 william03300

Abigail has $30.00 to buy groceries. she needs to buy some apples, some bananas, and 3 pounds of potatoes. fuji apples are $1.79 a pound, bananas, are $0.36 each, and potatoes are $2.99 for a 3 lb. bag. if a represents the number of pounds of apples abigail buys and b represents the number of bananas she buys, which expression represents the amount of change she receives after her purchases?

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