
Equações de 1º Grau e Frações
Quiz
•
Mathematics
•
6th Grade
•
Medium
GABRIEL MOREIRA
Used 4+ times
FREE Resource
14 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O triplo de um número x é igual a 21.
2x=21
21x=3
3x=21
x³=21
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um número z aumentado de 82 é igual a 150.
z-82=150
z+82=150
z+150=82
z-150=82
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ao triplo de um número t adicionamos 40 e obtemos 61.
3t+40=61
3x+40=61
t+t+3=61
2t-40=61
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O quíntuplo de um número x é igual ao triplo do número x, aumentado de 62.
x/5 = 62
5x=3x-62
x⁵+62=3x
5x=3x+62
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A diferença entre a idade de Mariana e a de Gabriela é de 2 anos. Se hoje Gabriela está com 23 anos e é a mais nova das duas, use a letra x e escreva uma equação para calcular a idade de Mariana.
x-2=10
x+2=10
x-2=23
2x=46
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o valor de x na equação 3x+5=8
3
4
1
8
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcule o valor de x na seguinte equação 10x-19=21
2
4
6
8
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