Resolvam a equação: 3x + 5 = 17. O valor de x é:
"Se Liga"- Matemática - 8º ano - 3º trimestre

Quiz
•
Mathematics
•
8th Grade
•
Hard
MARIA ALINE RAMOS
Used 4+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4
5
3
2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se 2x - 7 = 13, então x é igual a:
8
10
5
12
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual o valor de x na equação: 4x + 9 = 2x + 15?
2
3
4
5
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolvam: 5(x - 3) = 2x + 6. O valor de x é:
7
4
3
2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Na equação 7x - 4 = 3x + 12, o valor de x é:
4
6
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Resolva o sistema: x + y = 7 e x - y = 3. Qual é o valor de x e y?
x = 5
y = 2
x = -5
y = 2
x = 5
y = -2
x = - 5
y = -2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Dado o sistema: 2x + y = 8 e x - y = 1, a soma de x e y é:
4
5
3
2
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