Equações 7ºano
Authored by Susana Silva
Mathematics
3rd Grade
CCSS covered
Used 11+ times
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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 BLANKS QUESTION
10 sec • 1 pt
Considera a equação
2 + 3x = 1 - x
Qual é a incógnita?
(a)
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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