
Expressões Algébricas e Cálculos

Interactive Video
•
Mathematics
•
7th - 8th Grade
•
Hard
Standards-aligned

Ethan Morris
FREE Resource
Standards-aligned
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é o valor numérico de uma expressão algébrica?
A diferença entre as variáveis na expressão.
O produto de todas as variáveis na expressão.
A soma de todas as variáveis na expressão.
O resultado de substituir variáveis por números específicos.
Tags
CCSS.6.EE.A.2C
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor numérico da expressão x + y para x = 3 e y = 5?
7
8
10
9
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se x = 5 e y = -4, qual é o valor numérico de x + y?
-9
9
1
-1
Tags
CCSS.6.EE.A.2C
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado de 3x + 5y quando x = 2 e y = 4?
26
20
18
22
Tags
CCSS.6.EE.A.2C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para x = 6 e y = -1, qual é o valor de 3x + 5y?
18
15
13
20
Tags
CCSS.6.EE.A.2C
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de 3x + 5y para x = -2 e y = -3?
-9
-6
-15
-21
Tags
CCSS.6.EE.A.2A
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que representa a expressão xy?
x + y
x - y
x dividido por y
x vezes y
Tags
CCSS.6.EE.A.2C
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