EQUAÇÃO DO 1º GRAU

EQUAÇÃO DO 1º GRAU

7th Grade

30 Qs

quiz-placeholder

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EQUAÇÃO DO 1º GRAU

EQUAÇÃO DO 1º GRAU

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Created by

Diego Goto

Used 8+ times

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30 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Complete corretamente a frase:

Quando um termo da equação mudar de lado do sinal de igual, devemos

inverter a operação.

sempre multiplicar a operação.

sempre dividir a operação.

subtrair a operação.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

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

resultado

variante

numerador

incógnita

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Organize a equação 3x - 5 - 2x = -4x + 10 colocando todos os termos no membro correto.

3x - 2x - 4x = -10 - 5

-3x + 2x - 4x = +10 - 5

-3x + 2x + 4x = -10 - 5

3x - 2x + 4x = +10 + 5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A equação: a + b + c +3 = 8 tem:

1 incógnita

2 incógnitas

3 incógnitas

4 incógnitas

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A alternativa que representa uma equação do 1° grau é:

2x² - 8 = 8

z³ - 3z = 90

2b + 5

2a - 16 = 20

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

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Qual o valor da última linha?

21

22

24

25

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

3

4

5

6

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