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Mathematics, 22.11.2020 15:50 marifermolina

The cost of three bars of chocolate,, two oranges and one packet of mints is £3.14 The cost of two bars of chocolate, three oranges and four packet of mints is £4.21. Work out the total cost of biying one bar of chocolate, one orange and one packet of mints.
I need full explaination please.

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