
Equações do 1º grau (Português)
Interactive Video
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Eduardo Restivo
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de x na equação 2x + 3 = -5?
x = -4
x = 4
x = -1
x = 1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de x na equação 4x + 13 = 37?
x = 6
x = 12
x = 24
x = 50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que acontece com o sinal de um termo quando ele muda de lado em uma equação?
O sinal permanece o mesmo.
O sinal é invertido.
O termo é multiplicado por -1.
O termo é dividido por 2.
4.
MULTIPLE CHOICE QUESTION
30 sec • Ungraded
Você está gostando da videoaula?
Sim
Não
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de 'a' na equação 3a - 8 = 22?
10
30
4
6
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o valor de 'x' na equação 4x/5 + 1 = 9?
10
12.5
0.4
8
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