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Equações algebricas

Authored by Erika Da Mata

Mathematics

8th Grade

Used 8+ times

Equações algebricas
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13 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O dobro do número 'x' adicionado ao quíntuplo do número real y.

2x+5y

2x+5x

2y+ 2x

2x+ 5xy

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule o valor de x na expressão álgebrica 2x+ 18, quando x=2

25

22

20

18

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A metade do número x adicionado com a quarta parte do número x.

X/2+y/4

X/2/2y

X/4+x/2

X/2-y/4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Calcule o valor da expressão álgebrica 5x-2y, quando o valor de x=2 e y=0

20

1 0

15

0

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A soma dos ângulos internos de um triângulo é igual a:

90 graus

360 graus

180 graus

45 graus

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A diferença de x e y

X-y

X.y

Y-y

X:y

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

O complemento de um ângulo de 50 graus é.

50

40

90

180

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