
Matemática - 8º Ano: Equações do 1º Grau
Authored by ELIANE DEVENS
Mathematics
2nd Grade
Used 1+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se x + 5 = 10, qual é o valor de x?
3
4
5
6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o termo constante na equação x - 9 = 3?
A) x
B) -9
C) 3
D) 0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a forma geral de uma equação do 1º grau?
ax^2 + bx + c = 0
ax + b = 0
ax^3 + bx^2 + cx + d = 0
a/x + b = 0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o foco principal da habilidade d18?
Resolver problemas de álgebra
Resolver problemas de geometria
Resolver problemas de trigonometria
Resolver problemas de cálculo.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a equação formada pelas expressões dos pratos?
3x + 5 = x + 15
2x + 10 = x + 5
4x + 20 = 2x + 10
x + 5 = 3x + 15
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se cada caixa pesa x kg, qual é a expressão para o peso total das caixas?
3x
4x
5x
6x
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Se cada lata pesa 5 kg, qual é o peso total das latas?
10 kg
15 kg
20 kg
25 kg
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