Предмет: Математика, автор: kataisaeva18

Срочно.4x+15=45жду за 20 мини х+х-32=42

Ответы

Автор ответа: tatsach
0

Ответ:

Пошаговое объяснение:

4x+15=45

4х=45-15

4х=30

х=30:4

х=7.5

х+х-32=42

2х=42+32

2х=74

х=74:2

х=37

Автор ответа: binamaksimchuk
0

Ответ:

Пошаговое объяснение:

4x+15=45

4х=45-15

4х=30

х=30:4

х=7,5

х+х-32=42

2х=42+32

2х=74

х=74:2

х=37

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