
Equação de primeiro grau
Quiz
•
Mathematics
•
2nd Grade
•
Practice Problem
•
Easy
DIVA KLIEMANN
Used 3+ times
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6 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O valor numérico de x que satisfaz a equação 3x + 4 = 5x – 8 é:
x=6
x=5
x+4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A soma dos ângulos internos de um triângulo é sempre igual a 180°. Se um ângulo desse triângulo mede 3x + 4°, outro mede 2x – 15°e o terceiro ângulo mede 86°, então a medida de x é:
21
20
22
23
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Analise as questões a seguir:
I) 3x + 4 = 9
II) 2/x - 5 = 1
III) x + 2x2 - 3 = 0
podemos afirmar que somente é equação de 1º grau é:
somente I
somente II
somente III
somente I e II
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Em uma empresa, um terço dos funcionários são mulheres e 94 funcionários são homens. O número de funcionários dessa empresa é igual a:
282
141
55
64
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um livro tem 240 páginas e você já leu 1/3 delas. Quantas páginas você já leu?
90 páginas
80 páginas
70 páginas
50 páginas
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A solução da equação de primeiro grau 3(2x – 5) = 4x + 13 representa a medida do lado de um quadrado em metros. Qual é a área desse quadrado?
x= 14
x=16
x=20
x=28
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