Matematika

Pertanyaan

1.3y+80=180
Betapa nilai 3y?
2.2x+3x+30=180
Berapa nilai x?

1 Jawaban

  • Jawab:
    1.
    3y + 80 = 180
    3y = 180 - 80
    3y = 100

    2.
    2x + 3x + 30 = 180
    5x = 180 - 30
    5x = 150
    x = 150/5
    x = 30

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