alessia08
Answered

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Determinati cântul numărul natural X care verifică egalitatea 3x +7 =28

Determinati Cântul Numărul Natural X Care Verifică Egalitatea 3x 7 28 class=

Sagot :

macintoshical101

Answer:

7

Step-by-step explanation:

3x+7=28

3x=21

x=7

sanyamjain99

Answer:

  1. 3x +7 =28
  2. 3x = 28-7
  3. 3x = 21
  4. x = 21/3
  5. x = 7

Step-by-step explanation:

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