Matematika

Pertanyaan

a}10%dari Rp200.000.00=
b}2x-3=7
c}5x-2=3x+10
d}2{5x-3}=7x+2

1 Jawaban

  • a)
    B) 2x = 7 + 3
    2x = 10
    x =5
    C) 5x - 3x = 10+2
    2x = 12
    x = 6
    D) 10x - 6 = 7x + 2
    10x - 7x = 2+6
    3x = 8
    x = 8/3

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