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Expressão algébrica

Authored by DOUGLAS CHIES

Mathematics

7th Grade

Used 14+ times

Expressão algébrica
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7 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o valor de X na expressão abaixo:
2x = 10

4

5

6

7

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Se X=4 e Y=3
Qual o valor da expressão abaixo:
3x+2y

14

16

18

20

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sabendo que a entrada do cinema custa R$ 15,00, o refrigerante custa R$ 5,00. Qual valor que Miguel irá gastar para ir ao cinema junto com 4 amigos, e todos pegarem um refrigerante?

90

100

85

95

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

X=-5 Y=-2 e Z=3
Então X+Y.Z=

18

-18

-21

21

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

X=8 E Y-5
Então
3x + 2y=

10

14

-10

-14

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o valor de X?
3x + 12 = 24

2

3

4

5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é o valor de X?

5x + 10 = 15 +20

3

5

7

9

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