Introdução às equações
Presentation
•
Mathematics
•
7th Grade
•
Hard
Carmen Marques
FREE Resource
4 Slides • 1 Question
1
Introdução às equações
2
Dá-se o nome de equação a uma igualdade entre duas expressões em que existe pelo menos uma incógnita.
Exemplos
2x+3 = -5+6x
3-a = 5a+1
3
Multiple Choice
Das seguintes expressões, quais representam uma equação:
6+3 =9
2a - 5a
n + 5 = 34
2x -5 < 8
3x +8 =-9+5x
4
5
Membros e termos
Introdução às equações
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