
Sistema de Equações
Authored by ELEN FERREIRA
Mathematics
9th Grade
Used 44+ times

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
A solução do sistema
x + y = 12
x - y = - 2
é:
S={(10,2)}
S={(6,6)}
S={(7,5)}
S={(5,7)}
3.
MULTIPLE CHOICE QUESTION
5 mins • 3 pts
1. A soma de dois números naturais é 13 e a diferença entre eles é 3 Qual o produto entre esses números?
30
36
39
40
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Observe o sistema e indique qual alternativa representa sua solução.
x = 5 e y = 7
x = 7 e y = 5
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
x = 1 e y = 6 é a solução desse sistema.
Verdadeiro
Falso
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Observando o sistema, marque a alternativa que apresenta o valor correto de y.
16
-16
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Se x = 12, qual será o valor de y para solucionar esse sistema de equação?
8
-8
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