
Equações e Sistemas
Authored by Shyrleide Gomes
Mathematics
1st Grade
Used 11+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Qual a raiz da equação 3x - 5 = x + 13 ?
7
9
8
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A solução da equação 2x + 1 = x - 3 é:
x = 5
x = - 2
x = -4
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A diferença entre o quadrado de um número negativo e 64 é igual a zero. Que número é esse?
-8
-6
-10
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Na equação 2x + 3y = 21 quando x = 0 o valor de y é:
5
6
7
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
A diferença entre dois números é 24. Determine esses números, sabendo que o maior é o triplo do menor:
Os números são 50 e 26
Os números são 36 e 12
Os números são 49 e 25
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Na equação x - 5y = 10 qual par ordenado NÃO é uma solução?
(0,-2)
(10,0)
(5,1)
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
O menor número inteiro que satisfaz a inequação é:
2
4
3
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