Matematika

Pertanyaan

james loves to drink tea. he went to purchase a few packets of tea from the store. 2 packets if lemon tea and 3 packets of green tea cost $2.30. 1 packet of lemon tea and 2 packet of green tea cost $1.40. How much does a packet of lemon tea cost ?

1 Jawaban

  • 2x + 3y = 2,3
    1x + 2y = 1,4 2x + 4y = 2,8

    -y = -0,5
    y = 0,5
    x = 0,4
    So the packages of lemon tea is $ 0,4

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