Equações

Equações

9th - 11th Grade

10 Qs

quiz-placeholder

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Equações

Equações

Assessment

Quiz

Mathematics

9th - 11th Grade

Practice Problem

Hard

Created by

António Gomes

Used 4+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

A solução da equação – 2x = – 10 é

-8

12

-5

5

2.

MULTIPLE CHOICE QUESTION

45 sec • 5 pts

A solução da equação 2+ x = – 10

-12

-8

5

-5

3.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

A equação equivalente a kx = 12 ( para k não nulo) é

x =12-k

x =12+k

x =12/k

x =12*k

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A equação equivalente a x+k= 12 é:

x =12/k

x =12 - k

x =k-12

x =12∗k

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A equação equivalente a x/k = 12 (com k≠0) é

x =12∗k

x =12/k

x =k/12

x =12 - k

6.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

A equação equivalente a 6- 2x = 8 é:

4x= 8

-2x=14

-2x= 8 - 6

-2x=6-8

7.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

-4 e 4

-8 e 8

2 e 8

não tem.

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