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Equações 7ºano

Authored by Susana Silva

Mathematics

3rd Grade

CCSS covered

Used 11+ times

Equações 7ºano
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15 questions

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1.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Qual é a equação?

2x + 5

2 + 5 = 7

x + 1 > 3

3x + 1 = 3

2.

FILL IN THE BLANK QUESTION

10 sec • 1 pt

Considera a equação

2 + 3x = 1 - x

Qual é a incógnita?

3.

OPEN ENDED QUESTION

5 mins • Ungraded

Resolve a equação:

3x - 1 = 2x + 3

Evaluate responses using AI:

OFF

4.

OPEN ENDED QUESTION

5 mins • Ungraded

Resolve a equação:

1 - (3x + 5 ) = 1 + 2x

Evaluate responses using AI:

OFF

5.

OPEN ENDED QUESTION

5 mins • Ungraded

Resolve a equação:

1 -2 (3x + 5 ) = 2x + 5

Evaluate responses using AI:

OFF

6.

OPEN ENDED QUESTION

15 mins • Ungraded

Resolve a equação:

2 (3x + 5 ) = 2+ (x + 5) - (x - 4)

Evaluate responses using AI:

OFF

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A Ana e o Alexandre têm, em conjunto, 30 euros.

A Ana tem menos 5 euros que o Alexandre.

Seja x a quantia em euros que o Alexandre tem.

Qual das seguintes equações traduz a situação descrita?

x = x - 30

30 - 5 = x

30 = x + x - 5

30 = x - 5

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