
Equação do 1° grau
Authored by LENISVALDO ALVES CANUTO
Mathematics
10th Grade

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Ana e Bruno têm, juntos, R$ 110,00. Sabemos que Bruno tem R$ 20,00 a mais do que o dobro da quantia de Ana. Qual é a quantia que Ana possui?
R$ 20,00
R$ 30,00
R$ 40,00
R$ 50,00
R$ 60,00
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um pacote do biscoito Saboroso custa R$ 1,25. Se João comprou N pacotes desse biscoito gastando R$ 13,75, o valor de N é igual a:
11
12
13
14
15
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Um terreno retangular possui o comprimento cinco vezes maior que a largura. Sabendo que o perímetro desse terreno é igual a 180 metros, a largura e o comprimento medem, respectivamente:
30 m e 150 m
75 m e 15 m
15 m e 75 m
150 m e 30 m
90 m e 90 m
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A soma de um número com seu quíntuplo é igual ao dobro desse mesmo número somado com 40. Que número é esse?
6
7
8
9
10
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Observe a equação apresentada abaixo.
2𝑥 − 5 = 𝑥 + 1
Qual é a solução dessa equação?
3
4
5
6
7
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