Предмет: Математика, автор: nalepov2304

1) 3-7. 2) -5-4 3) 11-(-3)
аж пошагові рішення

Ответы

Автор ответа: nadyallama
1

Пошаговое объяснение:

1) 3-7

7-3=4

тобто 3-7= -4

2) -5-4

якщо зіставити + та - то буде - тобто +- та - це одне й теж саме

-5+ -4

= -9

3) - і - = +

тобто

11+3=14

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