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1. igualdades copia

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The document defines mathematical equality as two expressions having the same numerical value. Equality is represented by the equal sign "=". Examples of equalities are provided such as 5 + 3 = 9 - 1. The document also discusses solving equations, which involves finding unknown values (incognitas) that satisfy a given equality. Examples of equations include x + 3 = 15 and 2x - 1 = 11.

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?? ?? ????????? ?? ?? ??? ??? ??????????? ??????? ?? ????? ????? ???¨¦????. ??? ??????? ?????¨¢????? ??? ???????????? ??????? ?? ??? ??????? ?????? ?? ????? ?????. ????????¨ª?: " = " ????????: 5 + 3 = 9 ? 1 10 + 3 = 15 ? 1 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
????????? ?? ??? ? ?? ??????????: 5 + 4 = 9 ? 2 5 + 3 = 9 ? 1 ?????? ??????? ??????? ??????? 25 + 5 = 3 ? 2 5 ? 1 = 22 14 = 9 ?1 5 ? 4 = 2 ? 12 60 ¡Â 4 = 8 ? 5 35 ? 2 = 7 ? 10 10 = 1
????????: 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
????????: 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
?? ??? ???????? ?????¨¢???? ????? ?? ?????????? ??????? ??????? ???????? ???¨®??????. ????????: ? + 3 = 15 5? + 3 = ? + 2 ?????? ??????? ??????? ??????? ?????? ?? ????? ?? ???????? ??? ??????¨®? ?? ??????? ? ????????? ??????? ??????? ??? ?????????? ????? ???????? ????????: ???¨®??????: ???????????? ???¨®??????: ?????? ???????: ??????? ???????: ?¨¦?????? ??? 1?? ???????: ?¨¦?????? ??? 2?? ???????: ?¨¦?????? ??????????????: ????? ??????¨®?: + 3 = 15
? + ? = ? + ? ? ? ? = ? ? ? ? ? ? = ? ? ? ? ? = ? ?
? + ? = ? + ? ? ? ? = ? ? ? ? ? ? = ? ? ? ? ? = ? ?
? + 3 = 25 2? ? 1 = 11 2? = 11 + ? 22 + 3 = 25 2(11) = 11 + (11)
? + 8 = ?2? 2? + 101 = ? 2? + 2 = 0

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1. igualdades copia

  • 1. ?? ?? ????????? ?? ?? ??? ??? ??????????? ??????? ?? ????? ????? ???¨¦????. ??? ??????? ?????¨¢????? ??? ???????????? ??????? ?? ??? ??????? ?????? ?? ????? ?????. ????????¨ª?: " = " ????????: 5 + 3 = 9 ? 1 10 + 3 = 15 ? 1 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
  • 2. ????????? ?? ??? ? ?? ??????????: 5 + 4 = 9 ? 2 5 + 3 = 9 ? 1 ?????? ??????? ??????? ??????? 25 + 5 = 3 ? 2 5 ? 1 = 22 14 = 9 ?1 5 ? 4 = 2 ? 12 60 ¡Â 4 = 8 ? 5 35 ? 2 = 7 ? 10 10 = 1
  • 3. ????????: 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
  • 4. ????????: 5 + 3 = 9 ? 1 ?????? ??????? ??????? ???????
  • 5. ?? ??? ???????? ?????¨¢???? ????? ?? ?????????? ??????? ??????? ???????? ???¨®??????. ????????: ? + 3 = 15 5? + 3 = ? + 2 ?????? ??????? ??????? ??????? ?????? ?? ????? ?? ???????? ??? ??????¨®? ?? ??????? ? ????????? ??????? ??????? ??? ?????????? ????? ???????? ????????: ???¨®??????: ???????????? ???¨®??????: ?????? ???????: ??????? ???????: ?¨¦?????? ??? 1?? ???????: ?¨¦?????? ??? 2?? ???????: ?¨¦?????? ??????????????: ????? ??????¨®?: + 3 = 15
  • 6. ? + ? = ? + ? ? ? ? = ? ? ? ? ? ? = ? ? ? ? ? = ? ?
  • 7. ? + ? = ? + ? ? ? ? = ? ? ? ? ? ? = ? ? ? ? ? = ? ?
  • 8. ? + 3 = 25 2? ? 1 = 11 2? = 11 + ? 22 + 3 = 25 2(11) = 11 + (11)
  • 9. ? + 8 = ?2? 2? + 101 = ? 2? + 2 = 0