Ответы на вопрос:
8х-5х-3=6 3х - 3 = 6 3х = 6 + 3 3х = 9 х = 9 : 3 х = 3 8*3 - 5*3 - 3 = 6 24 - 15 - 3 = 6 6 = 6 2+6а+4а=92 10а = 92 - 2 10а = 90 а = 90 : 10 а = 9 2 + 6*9 + 4 *9 = 92 2 + 54 + 36 = 92 92 = 92 2х-15+8х=510х = 5 + 1510х = 20х = 20 : 10х = 22*2 - 15 + 8 *2 = 54 - 15 + 16 = 55 = 5
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