Ответ:
№1
a) -8 + x + (-22) = x - 22 - 8 = x - 30
б) -10 + a + 34 = a + 24
№2
-25 x 123,7 x 4 = 123,7 x (-100) = -12370
№3
а) 27 x 41 + 41 x x = 41(27 + x)
б) 31a + 14a = 45a
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Answers & Comments
Ответ:
№1
a) -8 + x + (-22) = x - 22 - 8 = x - 30
б) -10 + a + 34 = a + 24
№2
-25 x 123,7 x 4 = 123,7 x (-100) = -12370
№3
а) 27 x 41 + 41 x x = 41(27 + x)
б) 31a + 14a = 45a