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Authored by ALESSANDRO SANTOS

Mathematics, Other

7th Grade

Used 1+ times

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26 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual das expressões seguintes é uma equação?

2x + 15 = 10

x² - 8 < 10

8xy

bc + dgf +10

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

A incógnita da equação x - 4 = 7 é:

-4

y

x

7

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

O 1º membro da equação 17x -9 + 5x = 13 + 2x é:

17x - 9 + 5x

13 + 2x

17x -9

4zx

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual o valor de X na equação x+ 12= 15

5

1

2

3

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Qual o valor de X na equação 2x= 50

25

15

10

20

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Resolva a equação 5x−12=3 e marque a alternativa correta:

x=3

x=2

x=5

x=4

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Complete com a palavra que está faltando: O valor desconhecido é chamado de _________ que significa "termo a determinar".

incógnita

resultado

variante

numerador

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