no 38 tolong dijawab plzzzzz
Matematika
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Pertanyaan
no 38 tolong dijawab plzzzzz
1 Jawaban
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1. Jawaban egaariannooz3h42
x(75) + 15(83) = (x + 15)78
75x + 1245 = 78x + 1170
1245 - 1170 = 78x - 75x
75 = 3x
x = 75/3
x = 25