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ВераГолубь
@ВераГолубь
November 2021
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упростите выражение:
а) 15-а+8
б) 13-b-56+220
в) 9-(27+d-300)+21
г) (12+а)+5+(34-b+53)
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BogFood
А)15-8-а=7-а
б)(56+220)-13-б=263-б
В)27-300+21+9+б=243+б
г)12+5+34+53+а-б=104+а-б
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ВераГолубь
спасибо!!!
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Answers & Comments
б)(56+220)-13-б=263-б
В)27-300+21+9+б=243+б
г)12+5+34+53+а-б=104+а-б